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
63804945
Closed At
2026-08-05T03:46:53Z
Ledger Hash
f0898e0c6c5576846ac5516e352dd724e52f3cd7a12d0b7de6df9af96987d8a6
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 3:46 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T03:46:53Z",
  "hash": "f0898e0c6c5576846ac5516e352dd724e52f3cd7a12d0b7de6df9af96987d8a6",
  "paging_token": "274040152098078720",
  "sequence": 63804945
}

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 4 m 11 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 3:42 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 3:46 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 2026-08-05T03:47:00Z, inserted_at 2026-08-05T03:46:58Z, stellar_commit 2026-08-05T03:50:02Z
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
3ed04c09bbafa6075a0d0f91b885a52aee296a99b6747a29ec613e1fa2ef6875
Epoch Merkle Proof
depth 2 · L/R
Show Merkle path
  1. L 97364cab944f8a0f150d04980773d0905291742e7c84dd50cee747903bbc69a7
  2. R 8f2e947a4b098c36d320aff5fc0f752cae20c0455a34cbe66f4e12be5dfa121e
Epoch Merkle Root
1b4c55ec14b8a39a6bf6b5a418d1a92a89253adb522a116a79fe783bf2556fcc
On-Chain Transaction
Ledger: 63804979
On-chain time: 2026-08-05T03:50:02Z
MEMO_HASH: 1b4c55ec14b8a39a6bf6b5a418d1a92a89253adb522a116a79fe783bf2556fcc

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