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
63822128
Closed At
2026-08-06T06:36:30Z
Ledger Hash
0a76872a30e8c5ad6b5b910f0be7eefc0faf6e88b7c9a5f54d33ec26a84c7d88
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 6:36 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T06:36:30Z",
  "hash": "0a76872a30e8c5ad6b5b910f0be7eefc0faf6e88b7c9a5f54d33ec26a84c7d88",
  "paging_token": "274113952521125888",
  "sequence": 63822128
}

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 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 6:32 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 6:36 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 2026-08-06T06:37:00Z, inserted_at 2026-08-06T06:36:36Z, stellar_commit 2026-08-06T06:40:03Z
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
2fe140e32928bf0261961b8abd7e52e6247c980807728c2e9671c1ce17fa49af
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 605111fe1900b7caa94286b62e1986965227de43e2f4119f8a9fcf8b2c94f238
  2. R 4018e4d31cf613dd3d98afd214d0e6cef4e8b803db0cccb465853425361fcefe
  3. R 339c27cf1fcfd412b4abb39a500db455a5b89b1260cbcebd0f4eb5265501cd7d
Epoch Merkle Root
d55ec0a8fe2abecc12152ac9a82905897770f4bcf0a13ed39dacba8f567bac52
On-Chain Transaction
Ledger: 63822166
On-chain time: 2026-08-06T06:40:03Z
MEMO_HASH: d55ec0a8fe2abecc12152ac9a82905897770f4bcf0a13ed39dacba8f567bac52

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