OpenTechnical

OT-2026-000095452

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000095452) never changes.

Identity and time

Publication numberOT-2026-000095452 · never reused
Internal UUID01a0ae9f-8f73-746a-a4da-bbeb2666f989 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095452
StatusPUBLIC

Content hashes

Canonical text2b851c1924bcc9b8b28b557cefbc4d3ac624485df50a1446b664d77fe501053f
Markdownf4558d12e4543885a357572128d5973143eae43ad88c2281b711a120e81cebc0
PDF
Publication page7e038592067d2537dfbb7eeb2ec9e047747fd4d91d669aed33cfba5dd5763a48
Manifest36485d71f429127b35e025d73894a52baabfac24fa2638342e3269ad4a9d16d8

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
SignatureJEbv0V3gGhmvs0uUp7W1e5xx4U7ynEHVSg6uOv/An3pR65bwoKWj73WCVwTSbLQ/4o/Hu15jnX3wIhoZvnhHBA==
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

2026-09-17T09:36:49.713937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095452
observed 7e038592067d2537dfbb7eeb2ec9e047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.696403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095452/manifest.json
observed 36485d71f429127b35e025d73894a52b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.679895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095452/publication.md
observed f4558d12e4543885a357572128d59731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.661508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095452/publication.txt
observed 2b851c1924bcc9b8b28b557cefbc4d3a...
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.