OpenTechnical

OT-2026-000096644

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000096644) never changes.

Identity and time

Publication numberOT-2026-000096644 · never reused
Internal UUID01a0aea0-a4aa-7508-bcad-0d20236a83de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096644
StatusPUBLIC

Content hashes

Canonical textef5520bb5690b4a3a93caa6b42de0a2d8c55979c4842f4764d46fbec3cb58ce2
Markdown51f5ab4304c63ac6af659582e8d8d3bb54cdd8f3a18ded1a816b16d21f473238
PDF
Publication page88338db05a21121b99ad45c59d447b3e0deb62fc5a067199ad08e79c3c6e3406
Manifest7e98e964eac30ecef33e52c1b70e95f49fa013cdbf7a9b764479c3c02b41b8b6

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
SignatureafDn9euNHYMRGgVAszFrppnlTthvvbsaKsrthpTbLR8cvDjChNVUsp4WxycUXOWnu/gdhts4oKAoj1A1UgAwBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:06.527425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096644
observed 88338db05a21121b99ad45c59d447b3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.507324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096644/manifest.json
observed 7e98e964eac30ecef33e52c1b70e95f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.488471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096644/publication.md
observed 51f5ab4304c63ac6af659582e8d8d3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.469731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096644/publication.txt
observed ef5520bb5690b4a3a93caa6b42de0a2d...
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.