OpenTechnical

OT-2026-000065310

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, vented 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-2026-000065310) never changes.

Identity and time

Publication numberOT-2026-000065310 · never reused
Internal UUID01a0ae8e-1dfa-7c9b-ae17-bf3d831313ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065310
StatusPUBLIC

Content hashes

Canonical text36d785eb953fa51afabbb578ec18cfb306becf48d1af11a0ea8296880729f915
Markdown14aac34de2c870336f780b120ac8c7ee737ebdfb224a09580eab715363f586d9
PDF
Publication pagec1eee7aac1bdd4d3ead22b6b49f50037b963673e10f30a1c425588c3248a7aed
Manifest6a7277f5fb817c48a484b5e91a71852c9375705eb900a7f7576da21fa6214787

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
SignatureGP/lUUjqypZNhGN1ZvYf4SDsZvg94yrKw94f5eA8Ykf7qacOii7bdHlyZnxB3Kw9jzjq0QncYyq39L8T4rPaCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:17.141432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065310
observed c1eee7aac1bdd4d3ead22b6b49f50037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.124969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065310/manifest.json
observed 6a7277f5fb817c48a484b5e91a71852c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.106543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065310/publication.md
observed 14aac34de2c870336f780b120ac8c7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.089467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065310/publication.txt
observed 36d785eb953fa51afabbb578ec18cfb3...
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.