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
63820287
Closed At
2026-08-06T03:44:34Z
Ledger Hash
d02bb6c844b841587ef5b1d188a129c25824c8b79946a25a24abc89bfad1944c
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 3:44 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T03:44:34Z",
  "hash": "d02bb6c844b841587ef5b1d188a129c25824c8b79946a25a24abc89bfad1944c",
  "paging_token": "274106045486333952",
  "sequence": 63820287
}

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 1 m 12 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 6, 2026 3:39 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 3:44 AM 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 2026-08-06T03:45:00Z, inserted_at 2026-08-06T03:44:37Z, stellar_commit 2026-08-06T03:45:07Z
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
6157ee2abb93dfbc5be91485313353e40eac0b2cab2cd5f0b2092de3eb2218fb
Epoch Merkle Proof
depth 3 · R/R/L
Show Merkle path
  1. R d37300dc2c6e038a83ee197ca0e181a77f6875afd9f537d31ca4995876481319
  2. R 3af5290a630909c56594370a5d53f1fad8231179978bedb08410b348475c0176
  3. L 9b1b7fc212ee01af25aa082743c94e1517efec96463cf7414f68d1d08cf42545
Epoch Merkle Root
90c750510e1413a10764dd71056cfad4eee864f10fcb8c93c6e1c5aba9fe2280
On-Chain Transaction
Ledger: 63820293
On-chain time: 2026-08-06T03:45:07Z
MEMO_HASH: 90c750510e1413a10764dd71056cfad4eee864f10fcb8c93c6e1c5aba9fe2280

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