OpenTechnical

OT-2026-000097347

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000097347) never changes.

Identity and time

Publication numberOT-2026-000097347 · never reused
Internal UUID01a0aea1-01cb-715d-b679-1d6766c4b725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097347
StatusPUBLIC

Content hashes

Canonical text0ef906cb1d37879c67e05b3d937fea0a66fe1843f630eed5744d92f055a49cd8
Markdown4e8235dc0fed5dead615d6a93f5479e3fa7c8a1757377150fa5f65bba672ca2a
PDF
Publication pageb2d37f64a0de052b9e14ebfe7b929925a9c3c6a29fa18924fbbeb89aa59bd795
Manifest2bf5ddb61d411b16e04e22b1bcf55c5125ddfbe111ad23a5450e56ef803b6827

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
SignatureAR3mbc10yGiY2oAyjbNiJZJe2CvIHNrVKuRPetBJ36dHw40B5Dre+v0Ioly20sqiHGMFjAvW55ycI6QizV3UCw==
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

2026-09-17T09:33:37.019571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097347
observed b2d37f64a0de052b9e14ebfe7b929925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.002670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097347/manifest.json
observed 2bf5ddb61d411b16e04e22b1bcf55c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.986000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097347/publication.md
observed 4e8235dc0fed5dead615d6a93f5479e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.967994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097347/publication.txt
observed 0ef906cb1d37879c67e05b3d937fea0a...
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.