OpenTechnical

OT-2026-000066158

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000066158) never changes.

Identity and time

Publication numberOT-2026-000066158 · never reused
Internal UUID01a0ae8e-8dc3-782a-a9af-055d4241c669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066158
StatusPUBLIC

Content hashes

Canonical text5ceaafab7070013134c1e85839de95ff9a9e9903e504cd46317032e5e5d8b625
Markdownbe7a08fbc56239361e4418c04b9015ac4a8d16d72aad2c0a2a41e1eb6ca19df1
PDF
Publication page1ffe18080bbdfee3fbb808bd3cf4b4246ad89a5f2be9d2bbf76283ce18030c92
Manifestda2f1fe17248408f197a8e4ff88009fa1929dd11a27405d1e1fc969b88ade8da

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
SignatureBpmYpDGixpGl1qMSamEyc9vyOslL8KPxukeQrSEjllZW+ZQRMbO9YbyZiy8VputPoqOKHdW3CAZTHY9asRmfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:51:05.545559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066158
observed 1ffe18080bbdfee3fbb808bd3cf4b424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:05.520944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066158/manifest.json
observed da2f1fe17248408f197a8e4ff88009fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:05.505156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066158/publication.md
observed be7a08fbc56239361e4418c04b9015ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:05.486580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066158/publication.txt
observed 5ceaafab7070013134c1e85839de95ff...
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.