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
63818073
Closed At
2026-08-06T00:17:13Z
Ledger Hash
4da89f1a8a52a8eee513a2824c98876a01e02727fb1ceea8c886cc1273734659
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 12:17 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T00:17:13Z",
  "hash": "4da89f1a8a52a8eee513a2824c98876a01e02727fb1ceea8c886cc1273734659",
  "paging_token": "274096536428740608",
  "sequence": 63818073
}

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 16 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 12:12 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 12:17 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 2026-08-06T00:18:00Z, inserted_at 2026-08-06T00:17:16Z, stellar_commit 2026-08-06T00:20:06Z
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
717bc680a5b07e6255d4806041bf6afce659969f740cee40c372a75876e25f3a
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 3d58c3bf88dff594a8037892ec2840239fed172891b7ed104164c108af04c7f5
  2. L e16bcf433dbd89a6a7d1ac9a80cc88fdc8129f86dd1b860495864a1b9c26c9fa
  3. R f93959a3495b0224cac62b623dd9a17706832137de9f3448b9e3ca57e1f956d8
Epoch Merkle Root
a5ff639ebc4ab7f466300d6a8cbec722078a3485ec615f0c1210d069ec279de9
On-Chain Transaction
Ledger: 63818104
On-chain time: 2026-08-06T00:20:06Z
MEMO_HASH: a5ff639ebc4ab7f466300d6a8cbec722078a3485ec615f0c1210d069ec279de9

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