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
63808346
Closed At
2026-08-05T09:05:23Z
Ledger Hash
8edaa57c090b93373c66cb36eab1706d1fe0e2ec343b8fcea2f5260984e3bab9
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 9:05 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T09:05:23Z",
  "hash": "8edaa57c090b93373c66cb36eab1706d1fe0e2ec343b8fcea2f5260984e3bab9",
  "paging_token": "274054759281852416",
  "sequence": 63808346
}

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 5 m 13 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 5, 2026 9:00 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 9:05 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 2026-08-05T09:06:00Z, inserted_at 2026-08-05T09:05:26Z, stellar_commit 2026-08-05T09:10:02Z
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
a043dce493a29bc849cbf0fb9f7ff0655ec1488f6c6966612321436376860075
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 3ecafc4df8ac07d3120a6c992dc1b634fb321dbb06046147c9fe683875a5b66a
  2. R dc0e989efb8ee7025b7ac32416eaa07edbf16852421f8c33e40e48b961e0ddf6
  3. R 41ee80a91ead23b6c612d2e20cf77834f99ff4b07c2f6e3599a62a7a4bd39936
Epoch Merkle Root
1d0653a9d7a3faa3648f25c5507417f8d39a6f38a6cf27d0600b1f3e82527a06
On-Chain Transaction
Ledger: 63808395
On-chain time: 2026-08-05T09:10:02Z
MEMO_HASH: 1d0653a9d7a3faa3648f25c5507417f8d39a6f38a6cf27d0600b1f3e82527a06

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