OpenTechnical

OT-2026-000092088

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000092088) never changes.

Identity and time

Publication numberOT-2026-000092088 · never reused
Internal UUID01a0ae9d-43bc-78fc-b353-e0bc9c7392df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092088
StatusPUBLIC

Content hashes

Canonical textdee8e6b4e1f69ad76f7ca26fb4a99696640d68bf43291471bdf1f49fadbfc461
Markdownca64fc36faea571bf0d4bd9ea681dbef5092249c274fa95151de0bb2f639c463
PDF
Publication pagee7f0738fd6a3cad5db38dcb48887f02bfe228929d2eca17c8576285d73d5b948
Manifest98e7a6f556297e32262aa9e9bf53b8f0053108ddec12bb78b7b60a6ca51541f4

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
SignatureM3V5JGBNcNeTA4ZVEwUJwwLoKJMS+7PohLx4f8EcofUsL5GOOQWCTdyWCAk649zBzPuYYafrVkmyLYf6b8qyCw==
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

2026-09-17T09:43:11.725210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092088
observed e7f0738fd6a3cad5db38dcb48887f02b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.705457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092088/manifest.json
observed 98e7a6f556297e32262aa9e9bf53b8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.687879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092088/publication.md
observed ca64fc36faea571bf0d4bd9ea681dbef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.670435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092088/publication.txt
observed dee8e6b4e1f69ad76f7ca26fb4a99696...
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.