OpenTechnical

OT-2026-000103011

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103011) never changes.

Identity and time

Publication numberOT-2026-000103011 · never reused
Internal UUID01a0aea4-be3d-79e7-904d-1c43493c9db3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103011
StatusPUBLIC

Content hashes

Canonical textb33345ef2092f4a787a08fba99168e7653a26658498429e717b5008a8d01fa22
Markdowna5d7610393a79aea2354ca6594f84bad4895417f4144110044519793daf9b3b4
PDF
Publication page6c4402b8234150356a9bbf4ff00867d717a327e07aa8cd9bb5c086b5bdf369b7
Manifest5691359ceea9de17907e7d215952d76a77fef15bdef3dc57ff2200dd3bfa2515

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
SignatureJtGPJsqcOEIsl8a8cObpMFK+b+q8SEedKjdiL8ci+j9/z3k1hhjhnkWzHQHsQQuhg7FTvvvMJ0pVmLpjMutHDw==
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

2026-09-17T09:23:07.723623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103011
observed 6c4402b8234150356a9bbf4ff00867d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.702417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103011/manifest.json
observed 5691359ceea9de17907e7d215952d76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.684035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103011/publication.md
observed a5d7610393a79aea2354ca6594f84bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.667037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103011/publication.txt
observed b33345ef2092f4a787a08fba99168e76...
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.