OpenTechnical

OT-2026-000094574

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold 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-2026-000094574) never changes.

Identity and time

Publication numberOT-2026-000094574 · never reused
Internal UUID01a0ae9e-f4e9-70c5-a643-d87934228662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094574
StatusPUBLIC

Content hashes

Canonical textda5a2abf714c62807eaf281c9d4ed495b32a07df2807ab2faf138c75e65f12e4
Markdown9409bef83d59791771956c06cbe855ee0a08ac991265ad22eda13aae1b2d5236
PDF
Publication page3e33f99d29fd0f270fe13741f6cd1cc3b78684cd2dcae6d73aa9311cf6f9316a
Manifest01e2657b435ec1df4701f280692845624dbe741f91996b49b50d76ed44ff3c71

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
SignatureTX9/Ab7+smo+fg8s1zYeQ69pYU0pORR580Z8vTyP2aHeU2Od6Du9YOsx7V4OBWzICTbXyPHUHT1cRCmKWtoXDQ==
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

2026-09-17T09:38:01.757734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094574
observed 3e33f99d29fd0f270fe13741f6cd1cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:01.740435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094574/manifest.json
observed 01e2657b435ec1df4701f28069284562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:01.720623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094574/publication.md
observed 9409bef83d59791771956c06cbe855ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:01.704046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094574/publication.txt
observed da5a2abf714c62807eaf281c9d4ed495...
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.