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
63811680
Closed At
2026-08-05T14:17:41Z
Ledger Hash
d16b869bcccce0dba61b370ec34a0af7497a9de5f739368fa10713c5072e77d5
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 2:17 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T14:17:41Z",
  "hash": "d16b869bcccce0dba61b370ec34a0af7497a9de5f739368fa10713c5072e77d5",
  "paging_token": "274069078702817280",
  "sequence": 63811680
}

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 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 2:12 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 2:17 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 2026-08-05T14:18:00Z, inserted_at 2026-08-05T14:17:43Z, stellar_commit 2026-08-05T14:20:03Z
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
adae80c8a4c9ba60614990e2438ceee82aefddbcbe524c08ad018280fb29ca90
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R c22c25bbe63c2071ddf918b4a5114153c68c41bfe2a25f27849de3cfab14e98d
  2. L de4734d1300918ab5aee5365c0293995bb7e46ab6a80b07dd67c7b41dbb7da06
  3. R eacbbcf5a568bc9b699fbf1b53ac33d3c9b24c3fafb01c4478cf23a82f742bef
Epoch Merkle Root
26ff6b5701fc2eb221700d0c9fa60157411fba09b3c1180d9b8d2cc9fea51579
On-Chain Transaction
Ledger: 63811705
On-chain time: 2026-08-05T14:20:03Z
MEMO_HASH: 26ff6b5701fc2eb221700d0c9fa60157411fba09b3c1180d9b8d2cc9fea51579

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