OpenTechnical

OT-2026-000083373

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, sustained blow-off before set-down

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-2026-000083373) never changes.

Identity and time

Publication numberOT-2026-000083373 · never reused
Internal UUID01a0ae97-c964-712b-aa1e-2e4d393aedd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083373
StatusPUBLIC

Content hashes

Canonical text3e60f7507f3d451d8fe3290a8673cfa90ab0f3b9ef99cad2a7054fb26c0d831a
Markdowna468f5159e9f721ba64acc1d70b84ab3237e90b7cee262c40a26d1546cc6ea63
PDF
Publication pageac4f97dbf80c41f8bb253b521426b272de8efe1f51d0817047ca10e3c9c5dd1f
Manifest13578d2be69e658be9ec77a8dcda1a7e7ef1b9bb799072880f6b3ffc18a92974

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
Signatureg5juHRNwVn2Qx9p+IWC8CoPU5DM/JN3SJa0yKRnNRULTwS+JImvfiSjLDhm+NDqc2qaIuS+D2dCiTbj+KzJ+CQ==
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

2026-09-17T10:00:40.170675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373
observed ac4f97dbf80c41f8bb253b521426b272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:40.153971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/manifest.json
observed 13578d2be69e658be9ec77a8dcda1a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:40.134781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/publication.md
observed a468f5159e9f721ba64acc1d70b84ab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:40.115691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/publication.txt
observed 3e60f7507f3d451d8fe3290a8673cfa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.632832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373
observed ac4f97dbf80c41f8bb253b521426b272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.617038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/manifest.json
observed 13578d2be69e658be9ec77a8dcda1a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.600685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/publication.md
observed a468f5159e9f721ba64acc1d70b84ab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:46.583263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083373/publication.txt
observed 3e60f7507f3d451d8fe3290a8673cfa9...
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.