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
63817868
Closed At
2026-08-05T23:58:00Z
Ledger Hash
43cab8a551ee15b3fb907a3896fd74e24fe6dd7cf4d337ddb80a41787e44fe93
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 11:58 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T23:58:00Z",
  "hash": "43cab8a551ee15b3fb907a3896fd74e24fe6dd7cf4d337ddb80a41787e44fe93",
  "paging_token": "274095655960444928",
  "sequence": 63817868
}

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 2 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 11:53 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 11:58 PM 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 2026-08-05T23:59:00Z, inserted_at 2026-08-05T23:58:05Z, stellar_commit 2026-08-06T00:00:07Z
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
5eddd99a2d9afc4790db42201f8bf9b4658d512f38294989058b1aeb867e2ff0
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L 99eb90d39082ddfe6d34ef01934422080c6b871bb34b50b40d96ec1b8c1f3d62
  2. L d6ec2eceaa802fc28e0d60b10338e6c19e53f587ac13101f75929c0f656668b9
  3. R 120b4de11b3698d7b74f68dd510f029c86a36ff934357efe66b98a4d788196f3
Epoch Merkle Root
c36baadb9f280ac550eb794a0c4393e31860d3b087267bf9b1e6f8d92157a0fb
On-Chain Transaction
Ledger: 63817891
On-chain time: 2026-08-06T00:00:07Z
MEMO_HASH: c36baadb9f280ac550eb794a0c4393e31860d3b087267bf9b1e6f8d92157a0fb

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