OpenTechnical

OT-2026-000094858

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000094858) never changes.

Identity and time

Publication numberOT-2026-000094858 · never reused
Internal UUID01a0ae9f-2dee-73d0-bdff-8b1bee16b657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094858
StatusPUBLIC

Content hashes

Canonical text916c763d578ffda1153d9c6f375c01203369a11bd3109db417321719bb8f0a69
Markdown8b045618886b2809f2e11f92a46f85c64546177dc4b3fefa56db60493258d851
PDF
Publication page36ac32eb7ef072215ea0ea31f4b7dfa6b6aa768b9828ef49088bb28704b903bd
Manifest5a0ed1d5b5e5680aa3303160a363e538f5a16f33ad327760fe316b9827a8b529

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
Signatureo4Oz6dxSlWuQ58GAMU7kGVVQkCUMtgVH0gulUI6sRSXE8v1lueNr34wyR22m0QKrxDaK5VvqWHEWkgqtJzMJCg==
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

2026-09-17T09:37:21.350886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094858
observed 36ac32eb7ef072215ea0ea31f4b7dfa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.332948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094858/manifest.json
observed 5a0ed1d5b5e5680aa3303160a363e538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.314595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094858/publication.md
observed 8b045618886b2809f2e11f92a46f85c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.297834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094858/publication.txt
observed 916c763d578ffda1153d9c6f375c0120...
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.