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
63814966
Closed At
2026-08-05T19:26:34Z
Ledger Hash
faccf85c111647c60cfff2b1b6492b63b0b53f2eb3c77a686973d059a39c33ad
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 7:26 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T19:26:34Z",
  "hash": "faccf85c111647c60cfff2b1b6492b63b0b53f2eb3c77a686973d059a39c33ad",
  "paging_token": "274083191965351936",
  "sequence": 63814966
}

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 7:21 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 7:26 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 2026-08-05T19:27:00Z, inserted_at 2026-08-05T19:26:38Z, stellar_commit 2026-08-05T19:30:05Z
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
383cc9e5ba94abcde5dbfd2530f9be9f20cddd6740fed83c3d14434a702d3533
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 39a59002fe20c26f66e3ad7ddc0b5b40fbc4ecf0ca610761ed5a0af9f8a5f315
  2. R e95a1849eb61c2349487d3a63d3e53617d4245fed1c8dc5cc35c26ac990afe2f
  3. R befd91b400afcb14cc594e6c5d8d2b6d13d3b78c04b31db41a21d7cf6b3c62fc
Epoch Merkle Root
5d7e3fbe1467151c4854a0ec6a7cc3e84289b21f37e87af9731b6aead77f1822
On-Chain Transaction
Ledger: 63815003
On-chain time: 2026-08-05T19:30:05Z
MEMO_HASH: 5d7e3fbe1467151c4854a0ec6a7cc3e84289b21f37e87af9731b6aead77f1822

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