Entropy Verification

All cryptographic checks passed within the Truestamp blockchain.

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Stellar Ledger

Raw entropy captured from the external source

Ledger Sequence
63811365
Closed At
2026-08-05T13:48:06Z
Ledger Hash
397e51cc42a40f2344b2fd0cd048905c41df194cc0eadd6c7ee6bb615558ff07
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 1:48 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T13:48:06Z",
  "hash": "397e51cc42a40f2344b2fd0cd048905c41df194cc0eadd6c7ee6bb615558ff07",
  "paging_token": "274067725788119040",
  "sequence": 63811365
}

Submission Window

Each layer places this entropy observation between a submitted-after edge and a submitted-before edge. Only the submitted-before edge is grounded outside Truestamp, by a public-chain commitment transaction. The submitted-after edge is asserted by Truestamp's own block ordering and is not established by this proof. A witness Truestamp writes no commitment to, such as the NIST Beacon, can speak only to the submitted-after edge and so forms no window of its own.

Truestamp blocks
Truestamp-asserted window of 59 s

Both edges are read from Truestamp's own block clock. Neither is confirmed by an outside witness.

Stellar
Bounded to a 2 m 16 s window

The submitted-before edge comes from the Stellar commitment transaction. The submitted-after edge is asserted by Truestamp's block ordering, not by Stellar.

Bitcoin

The submitted-before edge comes from the Bitcoin commitment transaction. The submitted-after edge is asserted by Truestamp's block ordering, not by Bitcoin.

NIST Beacon
Submitted after
NIST Pulse
Aug 5, 2026 1:43 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 1:48 PM UTC
Submitted before
No NIST Commitment
Not witnessed
Truestamp writes no commitment to the NIST Beacon

The NIST Randomness Beacon is a signed public beacon, not a chain Truestamp commits to, so it can witness only the submitted-after edge. The pulse value is independently checkable in NIST's public records; its ordering against this subject is asserted by Truestamp's block ordering.

Verification

Pending

Verification status is being determined.

Internal Integrity
All 9 checks passed inside the Truestamp blockchain.
Show technical breakdown
Timing
committed_at 2026-08-05T13:49:00Z, inserted_at 2026-08-05T13:48:14Z, stellar_commit 2026-08-05T13:50:04Z
Blockchain
External Stellar verification skipped
External entropy source verification skipped
Public-Chain Verification
Stellar Public Pending

Queued to verify against Stellar.

Show technical details
Block Hash
3898fabce5ca571bb0ad1b74b842311322657eaa1f6d4acf7f3015d9059e429d
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L e161e8149ebe9792b6b6fc2310d37503072bda1328cd6e09076557d698145750
  2. L aec2e7242cbec10006403abb4507e932ec3329aac2eb7c484ee18bdd38387306
  3. R 8cd712d058261bc81e93ee366f2f34550930acbdbf0a7c26d56dd4c547ce0238
Epoch Merkle Root
5afb1a732bcf3dbce6066c6ffbc245ecf1ff61a1c516eb0b12df5eb92a377ad1
On-Chain Transaction
Ledger: 63811386
On-chain time: 2026-08-05T13:50:04Z
MEMO_HASH: 5afb1a732bcf3dbce6066c6ffbc245ecf1ff61a1c516eb0b12df5eb92a377ad1

Proof Chain

Interactive visualization of the cryptographic proof path from your data to public blockchains. Tap any node for details.

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Proof

This self-contained proof has everything needed to independently verify this entropy observation, with no connection to Truestamp required. Verify it offline anytime using the open-source Truestamp CLI.

Protect Your Data With Cryptographic Proof

Prove when your files, documents, or data existed with permanent, tamper-proof records anyone can independently verify.

SHA-256 + Ed25519
Industry-standard cryptography
Merkle Tree Proofs
Efficient verification at any scale
Stellar & Bitcoin
Public blockchain commitments