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
63821432
Closed At
2026-08-06T05:31:21Z
Ledger Hash
44b505b763e159065df8b2f6248edafa73bd4c3a83e703e507b559c306e83474
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 5:31 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T05:31:21Z",
  "hash": "44b505b763e159065df8b2f6248edafa73bd4c3a83e703e507b559c306e83474",
  "paging_token": "274110963223887872",
  "sequence": 63821432
}

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 12 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 5:26 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 5:31 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 2026-08-06T05:32:00Z, inserted_at 2026-08-06T05:31:25Z, stellar_commit 2026-08-06T05:35:05Z
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
3f458ffe033098ff5161b6cc60e4d530b4ae98a3d6bc472483ac2f8a58c6701a
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 817aa4782ef4fec77f5f7f570795f06249813658216d9569bf9ddbe14105d753
  2. R bec4098d98f5e65e2640ce8515f82a974cd437a1d7903b73d8faf3f746b23cb1
  3. R b81cacc31f1f1b75295a80e38e4bfae80789d75a97166363230adb3b2885696a
Epoch Merkle Root
39a64dc25fb67a329435e28eba9479f509cc91e22954db326f5832a38e4946f3
On-Chain Transaction
Ledger: 63821472
On-chain time: 2026-08-06T05:35:05Z
MEMO_HASH: 39a64dc25fb67a329435e28eba9479f509cc91e22954db326f5832a38e4946f3

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