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DIGITAL PRODUCT PASSPORT
燕南春·木杨城 封藏酒（信封加密验证本）
Geographical Indication Product
河北省廊坊市永清县
Provincial Intangible Cultural Heritage
95pts
DPP·CQ
VERIFIED
W3C VC
Ed25519
DID
SHA-256
W3C VC
✓ Credential valid
Running six local cryptographic checks…
Digital Product Passport
DPP-CQ · Digital Product Passport
燕南春·木杨城 封藏酒（信封加密验证本）
Geographical Indication Product
95
Premium
ICO Std 3001
🔑
Ed25519
Digital Signature
🆔
DID
Decentralized ID
⛓️
SHA-256
Hash Evidence Chain
⏱️
Timestamp
Pending
📡
NFC
Unbound
📜
W3C VC
International Standard
DPP·CQ
VERIFIED
Origin & Identity
Origin
Origin
河北省廊坊市永清县
Country/Region
CN
Craft & Heritage
Craft
Craft
燕南春酒传统酿造技艺
Craft type
traditional
Heritage level
Provincial Intangible Cultural Heritage
Issuance & Validity
Issuance
Issuer DID
did:ico:7e76a7c133d9901f
Standard
ICO Std 2001 · DPP-CQ
Issued at
2026-10-06 19:43
Valid from
2026-10-06 19:43
Valid until
2027-10-06 19:43
Scan to verify this item
One code per bottle · globally unique
🛡️
Open the independent verifier
Verify locally on your own device, incl. tamper challenge
→
📄
View the raw credential file
W3C Verifiable Credential JSON — downloadable for third parties
→
🔓
View the issuer public key
Verification public key in the public DID document
→
Credential ID
dbb69457-9427-477b-ae90-f173b9c4227e
