OpenTechnical

OT-2026-000095722

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000095722) never changes.

Identity and time

Publication numberOT-2026-000095722 · never reused
Internal UUID01a0ae9f-fac5-737a-85c3-4eafae984b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095722
StatusPUBLIC

Content hashes

Canonical text50d08d2b8b0351888de950558a93be0796966658aaf63cf960c08736a86222ef
Markdowncd84bc9b6087897d239871fd3338921f7229bac97a81fe64523dddd21f140a87
PDF
Publication pagee2bdcff10d04b32d8757cf6d97ab668718e731a4d79407345ef4e52b46295ff4
Manifestf3360c89ada19fcdf28e8ecdb7e04fd0d972e2d0a815daa2be02ed07687ceda0

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
Signature7ZAeGUIrtqSD0FRGiuBYzkrtg/2D2hTy053sUKoBPXEhoaCwXe/SGHZGrDTCnf9aayL3xffiV3MX2msSKHZpAQ==
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

2026-09-17T09:35:16.852702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095722
observed e2bdcff10d04b32d8757cf6d97ab6687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.832949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095722/manifest.json
observed f3360c89ada19fcdf28e8ecdb7e04fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.815909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095722/publication.md
observed cd84bc9b6087897d239871fd3338921f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.792646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095722/publication.txt
observed 50d08d2b8b0351888de950558a93be07...
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.