OpenTechnical

OT-2026-000009926

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009926) never changes.

Identity and time

Publication numberOT-2026-000009926 · never reused
Internal UUID01a0ae6b-cb79-78df-adb1-72c45d6baa3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009926
StatusPUBLIC

Content hashes

Canonical text5a09da4be2bfb8e15c597ca9b38f9d177e74e65b70986dae3cd63188a4602d93
Markdown23d3e709532233ac337b1ae20d204e5e5b18cacbc9ac7123e6c2d77f1fee78df
PDF
Publication page411611dae7cdcab587a2b4157b4319a08e41440751fe50c974e237679dff169a
Manifest54295051eea37dfd31a79ddeab54cd49681e8f78155e029d4016b1893b9e5e17

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature3efQG74kbxmBqceMzQfdToUo0Qhuusj/MAmTXwFXX4FFPDuYhsWg+KdbTopaOneVwCtCJxau9EgPKbxhymy9CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:56.877506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009926
observed 411611dae7cdcab587a2b4157b4319a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.857702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009926/manifest.json
observed 54295051eea37dfd31a79ddeab54cd49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.837894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009926/publication.md
observed 23d3e709532233ac337b1ae20d204e5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.816806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009926/publication.txt
observed 5a09da4be2bfb8e15c597ca9b38f9d17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.