OpenTechnical

OT-2026-000088065

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000088065) never changes.

Identity and time

Publication numberOT-2026-000088065 · never reused
Internal UUID01a0ae9b-1aa7-7b34-908a-56376d03830d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088065
StatusPUBLIC

Content hashes

Canonical text2a650c53b318c875533aa5d921990d720a3d5348e9776661fd6d7969d0cbe683
Markdownd30c2315ae183c3be62e6cdaf42ad628ec5faa73e60ce4cc41374855d608161b
PDF
Publication page3ee40ec77b2c078887e41b45093b69be4f66705b0d7de0eeac2bd781f81c54a4
Manifeste576992ca8ebf6ee23017576b9752d76a9ead4f259f401cbb642ef6212f8e745

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
SignatureDl82fmh5WlxYECPLWWYloIGgdWSw4Rvf6Gj5bDrVlD/XOTmCdnfwYrmTVPCTykSb6GO/ICC2O5zgRsfr9ig/Cg==
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

2026-09-17T09:50:03.710470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065
observed 3ee40ec77b2c078887e41b45093b69be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.693613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/manifest.json
observed e576992ca8ebf6ee23017576b9752d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.675692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/publication.md
observed d30c2315ae183c3be62e6cdaf42ad628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.658385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/publication.txt
observed 2a650c53b318c875533aa5d921990d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.887302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065
observed 3ee40ec77b2c078887e41b45093b69be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.869255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/manifest.json
observed e576992ca8ebf6ee23017576b9752d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.845000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/publication.md
observed d30c2315ae183c3be62e6cdaf42ad628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.826037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088065/publication.txt
observed 2a650c53b318c875533aa5d921990d72...
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.