OpenTechnical

OT-2026-000096699

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump 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-2026-000096699) never changes.

Identity and time

Publication numberOT-2026-000096699 · never reused
Internal UUID01a0aea0-a4ab-7bbb-83f5-6660c69ba4be · 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-2026-000096699
StatusPUBLIC

Content hashes

Canonical text35681bd10b5244b733f6b9d6540215a1cb9939154b9b446cfa0b48fb0d69779c
Markdown557468254ae011f11bbf5cca05f19e0aaa498ad4ce51eb3eaef6c59a6349e46f
PDF
Publication page20f819f8b8d25c14348841be5cfcf10b775487f5c5983aea45d6b7b259db808a
Manifest5ca532bd7429e6a15d74b1369f13d0cc897ca9cbbe079673d074017b81105bd3

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
SignatureJ7l+kqvWXhoGxCX0UwuIKSMQF3zXlbLJnypiuwHq15S1kcW1RMFGfmts5yWkCSQ0DqNGFp+06q8DnnKhrWpoCg==
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

2026-09-17T09:34:15.435616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096699
observed 20f819f8b8d25c14348841be5cfcf10b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.417727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096699/manifest.json
observed 5ca532bd7429e6a15d74b1369f13d0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.400254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096699/publication.md
observed 557468254ae011f11bbf5cca05f19e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.380022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096699/publication.txt
observed 35681bd10b5244b733f6b9d6540215a1...
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.