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Sunday, 21 September 2025

4128) Posiedon, Portugal: Heroes of Mythology Crypto Stamp Series: Correios de Portugal S.A. (CTT Portugal) has issued a Crypto Stamp Date/Year of Crypto Stamp issue: 18.09.2025:

 4128) Posiedon, Portugal: Heroes of Mythology Crypto Stamp Series: Correios de Portugal S.A. (CTT Portugal) has issued a Crypto Stamp  Date/Year of Crypto Stamp  issue: 18.09.2025:

Crypto Stamps with NFT:

:1) Croatian Crypto Stamp - 2, Croatia: A 50 HRK stamp (a combination of the analog and the digital) issued by "Hrvatska Posta" (Croatian Post) in coordination with the Croatian Blockchain community gathered around the Blockchain and Cryptocurrency Association: Date of Stamp issue: 16.12.2020

2) Did You Know Series (49): Dogecoin (DOGE), Blockchain Mint, Singapore: Blockchain Mint has issued Silver DOGE Medals in three variants - i) Silver Dogecoin Cryptocurrency Medal Gem BU, ii) Silver Dogecoin Cryptocurrency Medal Proof-Like in Blister Pak, iii) Dogecoin Cryptocurrency Commemorative Medal Antiqued in Blister Pak: Date of Medal release/shipping: 05/2021

3) Did You Know Series (50): A Guest Post by Avery Wright: "Is Making the Crypto Space Legally Complaint Paving the Road to Mass (Blockchain) Adoption?" - A perspective:

4) Gibraltar Cryptocurrency Stamp: Stamp value 4 Pounds: Date of Stamp issue: 15.05.2021: (Pre-orderd accepted from 19.04.2021):

5) Bit-Coin Backed Banknotes are being envisaged by "Noteworthy" which are aimed at generating user confidence in the Cryptocurrency

6) "Blockchain Technology", Principality of Liechtenstein: A Crypto Stamp of CHF 5.20 titled "Perspective" issued by Liechtensteinische Post: Date of Stamp issue: 06.09.2021

7) "Bitcoin Logo", Niue Island: A $2 (Two Dollars) Silver Brilliant Uncirculated (BU) Coin features this iconic Logo of the well known Cryptocurrency: Year of Coin issue: 2022

8) Crypto-stamp - Rimec Nevera, Croatia: Hrvatska posta (Croatian Post) has issued a Crypto-stamp Souvenir Sheet (a combination of the analog and the digital) of One Stamp of HRK50.00 on a PVC background: Date of Crypto-stamp issue: 09.09.2021

9) "UN Crypto Stamps", United Nations: "New Technologies for the United Nations Stamp Series": United Nations Postal Administration brought out its first time ever UN Crypto Stamps, which run on Etherium Blockchain: Date of Stamps issue: 24.11.2020

10) "Equality", Liechtenstein: A "BlockChain Stamp Series: A Stamp 4.1 "Equality issued by Liechtensteinische Post (Philately Liechtenstein) with a face value of CHF 9.00): Date of Stamp issue: 09.09.2022

11) Croatian Crypto Stamp, Croatia: A 50 HRK Stamp (a combination of the analog and the digital) issued by "Hrvatska Posta (Croatian Post) in coordination with the Croatian Blockchain and Cryptocurrency Association: Date of Crypto Stamp issue: 09.09.2020

12) Crypto Stamp 4.0 - Grab the Bull by the Horns - set, Austria: Osterreichische Post AG (Austrian Post) has released a Joint-issue between two countries - Austria and Netherlands, featuring the new technology "Augmented Reality", with a new motif of the Bull: Date of Crypto Stamp issue: 28.10.2022

13) "UN Crypto Stamps", United Nations: "New Technologies for the United Nations Stamp Series": Series II of United Nations Crypto Stamps issued by the United Nations Postal Administration (UNPA) which run on Blockchain Technolgy: Date of Stamps issue:18.11.2022

14) 2022 NL Crypto Stamp - Duo Set Crypto The Netherlands (NL) + Oostenrijk (Austria) - Collectibles: Date of Joint Crypto Stamp issue: 22.09.2022

15) Nikola Tesla's inventions as motifs feature on Croatia's Fourth Crypto Stamp of 50 HRK issued by Hrvatska Posta (Croatian Post): Date of Crypto Stamp issue: 20.12.2022

16) "The Four Seasons" Crypto Stamps, Faroe Islands: The Faroe Islands Post (Posta Faroe Islands) has issued a set of four Crypto Stamps of 100 DKK (Danish Kroners) each featuring the "Four Seasons": Date of Stamp set issue: 23.06.2023

17) Professor Balthazar motifs feature on Croatia's Fifth Crypto Stamp of 7.80 Euro issued by Hrvatska Posta (Croatian Post): Date of Crypto Stamp issue: 07.09.2023

18) "Business Fox" or "Crypto Fox" with NFT. LiechtensteiLiechtsteinsche Post AG (Liechtenstein POst) has issued this Crypto Stamp in its continuimg series of Crypto Stamp issues: Date/Year of Crypto STamp issue: 02.09.2024

19) The World's first Multi-lateral Crypto Stamp, Austria, Belgium, Luxembourg and Netherlands (Austria & BENELUX): Date/Year of Crypto Stamp issue: 21.10.2024

20) "Gibraltar Crypto Miniature Sheet Series" - A 5 Pounds Crypto Stamp celebrates the spirit of European Football issued by Gibraltar Post: Date/Year of Crypto Stamp issued: 04.07.2024

21) Crypto Stamp Island, Austria: Austrian Post has introduced a unique project - The world's first Crypto Stamp comic featuring their popular heroes: Date of Crypto Stamp issue: 21.10.2024

22) Empress Sisi and Emperor Franz Josef immortalised in physical form and on the blockchain, Austria: Oserreichische Post AG (Austrian Post) has issued this Crypto Stamp Art: Date/Year of Stamp issue: 12.12.2024

23) Swiss Crypto Stamp 5.0, Switzerland: Three main versions - Basic Edition, Silver Edition and Bronze Esition: Date/Year of Crypto Stamp issue: 09.12.2024

24) "The Creator - Techno Totem" : 1000 Satoshi, 2 oz Pure Silver Antique Finish Coin - Minted By: Mint XXI, Poland - United Crypto States (UCS): Date/Year of Coin issue: 2025

25) The Wings of Freedom 1000 Satoshi 1 oz Pure Silver Proof Gilded Coin - Minted By: Mint xxx, Poland - United Crypto States: Date/Year of Coin issue: 2025

26) A 25 Euro Silver Niobium Coin Set including Digitalised Crypto stamp: Date/Year of Digitised Crypto Stamp set issue: 12.03.2025

27) 0,001 Ether Ethereum (ETH) - United Crypto States: 1 oz Ag 999: Date of ETH issue: 10.10.2025

28) Athena, Goddess of Strategy, inspires bpost's new Crypto Stamp, Belgium: Date/Year of Crypto Stamp issue: 18.09.2025

29) Posiedon, Portugal: Heroes of Mythology Crypto Stamp series:m Correios de Portugal S.A. (CTT Portugal) has issued a Crypto stamp: Date/Year of Crypto Stamp issue: 18.09.2025

Greek Mythology Crypto Stamps Collection:

This year 5 countries have collaborated in issuing a joint issue dedicated to 6 Gods of Greek mythology in a single issue. 

The 5 countries are Crypto Stamp Poseidon (CTT) Portugal, Zeus & Hera (Austria Post), Hermes (PostNL), Artemis (Luxembourg), and Athena (bpost).

About Crypto Stamp - Heroes of Mythology: CRYPTO STAMP - POSEIDON:

The second issue of the CTT Crypto Stamp has arrived, now dedicated to the heroes of Greek mythology, in partnership with Austrian Post, Post Luxembourg, PostNL (Netherlands), CTT Portugal and bpost (Belgium). Portugal honours Poseidon, God of the Seas, with a Crypto Stamp that combines tradition and innovation, both in physical form and with an exclusive digital twin.

How to redeem the Crypto Stamp:

1. Verify authenticity: Activate the NFC function on your smartphone. Tap your phone on the Crypto Stamp to verify its authenticity.

2. Discover the digital twin (NFT)Activate the digital twin by scanning the QR code. Alternatively, you can access the NFT through the NFC function or at cryptostamp.com using code [1], followed by code [A] to activate the NFT.

3. Optional: Remove the security film to access the Wallet: Carefully remove the security film and use the code revealed to access the digital twin. 

At cryptostamp.com, you can transfer your digital twin to your Crypto Wallet and also transfer ownership to third parties.

There are 25,000 Crypto Stamps with five rarity levels, distinguished by the colour of the digital twin.

Technical details:

Issue Date:18.09.2025

ThematicsCryptocurrency



Crypto Stamps with NFT:

:1) Croatian Crypto Stamp - 2, Croatia: A 50 HRK stamp (a combination of the analog and the digital) issued by "Hrvatska Posta" (Croatian Post) in coordination with the Croatian Blockchain community gathered around the Blockchain and Cryptocurrency Association: Date of Stamp issue: 16.12.2020

2) Did You Know Series (49): Dogecoin (DOGE), Blockchain Mint, Singapore: Blockchain Mint has issued Silver DOGE Medals in three variants - i) Silver Dogecoin Cryptocurrency Medal Gem BU, ii) Silver Dogecoin Cryptocurrency Medal Proof-Like in Blister Pak, iii) Dogecoin Cryptocurrency Commemorative Medal Antiqued in Blister Pak: Date of Medal release/shipping: 05/2021

3) Did You Know Series (50): A Guest Post by Avery Wright: "Is Making the Crypto Space Legally Complaint Paving the Road to Mass (Blockchain) Adoption?" - A perspective:

4) Gibraltar Cryptocurrency Stamp: Stamp value 4 Pounds: Date of Stamp issue: 15.05.2021: (Pre-orderd accepted from 19.04.2021):

5) Bit-Coin Backed Banknotes are being envisaged by "Noteworthy" which are aimed at generating user confidence in the Cryptocurrency

6) "Blockchain Technology", Principality of Liechtenstein: A Crypto Stamp of CHF 5.20 titled "Perspective" issued by Liechtensteinische Post: Date of Stamp issue: 06.09.2021

7) "Bitcoin Logo", Niue Island: A $2 (Two Dollars) Silver Brilliant Uncirculated (BU) Coin features this iconic Logo of the well known Cryptocurrency: Year of Coin issue: 2022

8) Crypto-stamp - Rimec Nevera, Croatia: Hrvatska posta (Croatian Post) has issued a Crypto-stamp Souvenir Sheet (a combination of the analog and the digital) of One Stamp of HRK50.00 on a PVC background: Date of Crypto-stamp issue: 09.09.2021

9) "UN Crypto Stamps", United Nations: "New Technologies for the United Nations Stamp Series": United Nations Postal Administration brought out its first time ever UN Crypto Stamps, which run on Etherium Blockchain: Date of Stamps issue: 24.11.2020

10) "Equality", Liechtenstein: A "BlockChain Stamp Series: A Stamp 4.1 "Equality issued by Liechtensteinische Post (Philately Liechtenstein) with a face value of CHF 9.00): Date of Stamp issue: 09.09.2022

11) Croatian Crypto Stamp, Croatia: A 50 HRK Stamp (a combination of the analog and the digital) issued by "Hrvatska Posta (Croatian Post) in coordination with the Croatian Blockchain and Cryptocurrency Association: Date of Crypto Stamp issue: 09.09.2020

12) Crypto Stamp 4.0 - Grab the Bull by the Horns - set, Austria: Osterreichische Post AG (Austrian Post) has released a Joint-issue between two countries - Austria and Netherlands, featuring the new technology "Augmented Reality", with a new motif of the Bull: Date of Crypto Stamp issue: 28.10.2022

13) "UN Crypto Stamps", United Nations: "New Technologies for the United Nations Stamp Series": Series II of United Nations Crypto Stamps issued by the United Nations Postal Administration (UNPA) which run on Blockchain Technolgy: Date of Stamps issue:18.11.2022

14) 2022 NL Crypto Stamp - Duo Set Crypto The Netherlands (NL) + Oostenrijk (Austria) - Collectibles: Date of Joint Crypto Stamp issue: 22.09.2022

15) Nikola Tesla's inventions as motifs feature on Croatia's Fourth Crypto Stamp of 50 HRK issued by Hrvatska Posta (Croatian Post): Date of Crypto Stamp issue: 20.12.2022

16) "The Four Seasons" Crypto Stamps, Faroe Islands: The Faroe Islands Post (Posta Faroe Islands) has issued a set of four Crypto Stamps of 100 DKK (Danish Kroners) each featuring the "Four Seasons": Date of Stamp set issue: 23.06.2023

17) Professor Balthazar motifs feature on Croatia's Fifth Crypto Stamp of 7.80 Euro issued by Hrvatska Posta (Croatian Post): Date of Crypto Stamp issue: 07.09.2023

18) "Business Fox" or "Crypto Fox" with NFT. LiechtensteiLiechtsteinsche Post AG (Liechtenstein POst) has issued this Crypto Stamp in its continuimg series of Crypto Stamp issues: Date/Year of Crypto STamp issue: 02.09.2024

19) The World's first Multi-lateral Crypto Stamp, Austria, Belgium, Luxembourg and Netherlands (Austria & BENELUX): Date/Year of Crypto Stamp issue: 21.10.2024

20) "Gibraltar Crypto Miniature Sheet Series" - A 5 Pounds Crypto Stamp celebrates the spirit of European Football issued by Gibraltar Post: Date/Year of Crypto Stamp issued: 04.07.2024

21) Crypto Stamp Island, Austria: Austrian Post has introduced a unique project - The world's first Crypto Stamp comic featuring their popular heroes: Date of Crypto Stamp issue: 21.10.2024

22) Empress Sisi and Emperor Franz Josef immortalised in physical form and on the blockchain, Austria: Oserreichische Post AG (Austrian Post) has issued this Crypto Stamp Art: Date/Year of Stamp issue: 12.12.2024

23) Swiss Crypto Stamp 5.0, Switzerland: Three main versions - Basic Edition, Silver Edition and Bronze Esition: Date/Year of Crypto Stamp issue: 09.12.2024

24) "The Creator - Techno Totem" : 1000 Satoshi, 2 oz Pure Silver Antique Finish Coin - Minted By: Mint XXI, Poland - United Crypto States (UCS): Date/Year of Coin issue: 2025

25) The Wings of Freedom 1000 Satoshi 1 oz Pure Silver Proof Gilded Coin - Minted By: Mint xxx, Poland - United Crypto States: Date/Year of Coin issue: 2025

26) A 25 Euro Silver Niobium Coin Set including Digitalised Crypto stamp: Date/Year of Digitised Crypto Stamp set issue: 12.03.2025

27) 0,001 Ether Ethereum (ETH) - United Crypto States: 1 oz Ag 999: Date of ETH issue: 10.10.2025

28) Athena, Goddess of Strategy, inspires bpost's new Crypto Stamp, Belgium: Date/Year of Crypto Stamp issue: 18.09.2025

29) Posiedon, Portugal: Heroes of Mythology Crypto Stamp series:m Correios de Portugal S.A. (CTT Portugal) has issued a Crypto stamp: Date/Year of Crypto Stamp issue: 18.09.2025

For interesting posts on Coins and stamps of Portugal, please visit the following links:






























The "Age of Discovery" Escudo Banknote Series:




My Stamp Album - The Adventures of Tori & Co.:






Spain and Spanish Culture through its Animals Gold Coin Series:




Links:



 Links to SS Central America (The Ship Of Gold) posts on this blog:

i) "SS Central America" (The "Ship of Gold"), USA (Part I): "California Gold Rush" Gold Nuggets recovered from the historic wreck which sank on 12.09.1857

ii) The Ship of Gold (SS Central America), USA - Part II: A historic 54-pound Gold Rush ingot which sank to the bottom of the Sea in the shipwreck SS Central America in 1857 was recovered 131 years later

 "Australian Shipwrecks" Coin Series:





Links to interesting Posts on coins from Tuvalu Islands:


The Treasure ship: San Jose:


The Treasure ship : Princess Louisa:

The Clipper - Cutty Sark:


Did You Know Series : The SS Tilawa:


Nuestra Senora de Atocha shipwreck & Salvage of the enormous Treasure:


The Atlantic Sands - Shipwreck:


The 1715 Treasure Fleet - or "The Nueva Espana Fleet:


Some interesting links to Spanish & Portuguese exploration:





Discoverers of Oceania Annual Stamp Series:






Portugal:




The "Age of Discovery" Escudo Banknote Series:




For interesting posts on Coins and stamps of Spain, please visit the following links:
















































52) XX International Botanical Congress in Madrid 2024, Spain: Kyrgyz Express Post (KEP), Limited Liability Company (LLC): Date/Year of Stamp set issue: 10th March 2025





For posts on coins issued under the Eurostar Coin Programme, please visit the following links:

7) i) "Europa Coin Programme" or the "European Star Programme" or the "Eurostar Programme" ii) Central Bank of Malta issues 50 Euro (Gold) and 10 Euro (Silver) Proof Coins featuring "Architecture and artwork of the Gothic Era" in 05/2020 (which is a part of the wider programme focussing on the Ages of Europe: Date of Coins issue: 08.05.2020





Links to interesting posts on Coins & Banknotes of Japan:











2 comments:

  1. Santosh Khanna has commented:
    "A VERY informative article. Thanks for sharing this interesting post."

    ReplyDelete