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
63820750
Closed At
2026-08-06T04:27:53Z
Ledger Hash
341c571ee78f3bed47272c18fb42becbd809f15d3dd90a61d1d1658a04babe7c
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 4:27 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T04:27:53Z",
  "hash": "341c571ee78f3bed47272c18fb42becbd809f15d3dd90a61d1d1658a04babe7c",
  "paging_token": "274108034056192000",
  "sequence": 63820750
}

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 3 m 7 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 4:22 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 4:27 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 2026-08-06T04:28:00Z, inserted_at 2026-08-06T04:27:55Z, stellar_commit 2026-08-06T04:30:04Z
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
851d73dc38f343ba7bb458d3d2b0605b485144759060084212e92d114c167f81
Epoch Merkle Proof
depth 2 · R/L
Show Merkle path
  1. R 799d508da48f6977660cd62c15d180f07963d8777bfe245a9b21a3de1639efd4
  2. L 2f3088e52185fe03f5fac90dcbf7b402c01652289d57c3b113c2eead50867e86
Epoch Merkle Root
339a624bff3a0c9f3996c28aa216a1616450d96744555be96909148f4e857425
On-Chain Transaction
Ledger: 63820773
On-chain time: 2026-08-06T04:30:04Z
MEMO_HASH: 339a624bff3a0c9f3996c28aa216a1616450d96744555be96909148f4e857425

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