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
63818175
Closed At
2026-08-06T00:26:46Z
Ledger Hash
7ae28942270550dc1f0cb69f0f8d5eaacd2899f898baa8d6da9f721476d2a14d
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 12:26 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T00:26:46Z",
  "hash": "7ae28942270550dc1f0cb69f0f8d5eaacd2899f898baa8d6da9f721476d2a14d",
  "paging_token": "274096974515404800",
  "sequence": 63818175
}

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 9 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 12:21 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 12:26 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 2026-08-06T00:27:00Z, inserted_at 2026-08-06T00:26:52Z, stellar_commit 2026-08-06T00:30:03Z
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
4fb6896c9a0b9a09d8601d7a19f6484751203d49bacfc860ebc5f93c869d07b7
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 7eff2a0cd496cb4bc2cecf9dffb7639919b6f5abe091e055f2a5186e1ac15f50
  2. L 38e69084e43ed172b4bed40fcbf80dff4df9c0debbe0b1c63c049220c2c77a93
  3. R bc670d0e84d11ea5c3162f3aefd890c2fda592e79e0150e4070f9b9a377cc79f
Epoch Merkle Root
160145be5f04b90328dc57021822dbbdad592d0ff9c029fb9d182915636cd496
On-Chain Transaction
Ledger: 63818210
On-chain time: 2026-08-06T00:30:03Z
MEMO_HASH: 160145be5f04b90328dc57021822dbbdad592d0ff9c029fb9d182915636cd496

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