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
63822023
Closed At
2026-08-06T06:26:38Z
Ledger Hash
dce5fd63d4312ad6ce9bb091cc50baab596d6bfff1fca9ec96cf5a2148315f73
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 6:26 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T06:26:38Z",
  "hash": "dce5fd63d4312ad6ce9bb091cc50baab596d6bfff1fca9ec96cf5a2148315f73",
  "paging_token": "274113501549559808",
  "sequence": 63822023
}

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 6, 2026 6:21 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 6:26 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 2026-08-06T06:27:00Z, inserted_at 2026-08-06T06:26:44Z, stellar_commit 2026-08-06T06:30:04Z
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
cd77d086f8dd777b1cfb2462fdd04f884a43e8406995528bd821382df0f49f96
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 1904fd6b2969b416933a6a283a7314b7bfcd294658193f544b580a335b1a5f6e
  2. R 2304250c68356ffd5c97de45c722f2b671c2b9a2d917f315f97ffd50e2d044ed
  3. R bbb15ab97b6e55506fa0a49e2a28d9b8724c27ebcc80effc03cc2ae51397e0d5
Epoch Merkle Root
a2a235518ba7d5d1232ac026d8dddc9d8c4140ce4401695e802f94bbead90c98
On-Chain Transaction
Ledger: 63822059
On-chain time: 2026-08-06T06:30:04Z
MEMO_HASH: a2a235518ba7d5d1232ac026d8dddc9d8c4140ce4401695e802f94bbead90c98

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