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
63824215
Closed At
2026-08-06T09:52:16Z
Ledger Hash
37839a1d08a9d389cc7b565310a39c2e256294e88b1b9e35b50410fdc8b1b310
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 9:52 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T09:52:16Z",
  "hash": "37839a1d08a9d389cc7b565310a39c2e256294e88b1b9e35b50410fdc8b1b310",
  "paging_token": "274122916117872640",
  "sequence": 63824215
}

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 21 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 9:47 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 9:52 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 2026-08-06T09:53:00Z, inserted_at 2026-08-06T09:52:20Z, stellar_commit 2026-08-06T09:55:08Z
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
604a1a34a8c928d72530484d2de688614a666259fe1f893635257f69f7e37b79
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 731e1c59b7acc9916cf7f2c819c8453ec6bf2581f8606886767852c8a6504822
  2. L 2d047927d51f2d67181f245c70eb4aa836ebb0d75ae099757487d44fc52162f8
  3. R 5f6f5410afa737f0b6ff837a81526d234b6dbe85dcf2030ecbe3667ccddbd1da
Epoch Merkle Root
2545eec7d2c16a8da874a37785769ac6054bffd3cba63f4e5ec1d5eb92ef676f
On-Chain Transaction
Ledger: 63824246
On-chain time: 2026-08-06T09:55:08Z
MEMO_HASH: 2545eec7d2c16a8da874a37785769ac6054bffd3cba63f4e5ec1d5eb92ef676f

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