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
63823732
Closed At
2026-08-06T09:06:54Z
Ledger Hash
69b6441b5f17e7e84ea8937dbeece477de2f5be05f87e78fea54b96b074e9f1d
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 9:06 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T09:06:54Z",
  "hash": "69b6441b5f17e7e84ea8937dbeece477de2f5be05f87e78fea54b96b074e9f1d",
  "paging_token": "274120841648668672",
  "sequence": 63823732
}

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 18 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 9:01 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 9:06 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 2026-08-06T09:07:00Z, inserted_at 2026-08-06T09:06:56Z, stellar_commit 2026-08-06T09:10:10Z
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
2dbd43dfd1f0e972bf04bed4d58228e3a3684ce216cf5aa3c78d7b46511264bf
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 4e0e088d717d9fef15ce7a9b6d4b9648cc2a3d022fcdb676a2932bc95ac7edc1
  2. R cfffc6403ca106c2eaaf7daa19c10ab2785fc31118a1fcba50a53e1cfea13fb3
  3. R fe22338d3ea58216913b0fc158411ab4e0f72db460a0c853075e99c63ab6ad5b
Epoch Merkle Root
62104d08fc330ef41df0854ded408fb1681380af888f4d016d3419c94bc48b98
On-Chain Transaction
Ledger: 63823767
On-chain time: 2026-08-06T09:10:10Z
MEMO_HASH: 62104d08fc330ef41df0854ded408fb1681380af888f4d016d3419c94bc48b98

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