OpenTechnical

OT-2026-000075523

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075523) never changes.

Identity and time

Publication numberOT-2026-000075523 · never reused
Internal UUID01a0ae93-f202-7718-baff-5471e775a904 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075523
StatusPUBLIC

Content hashes

Canonical text5e0aef602b6a327bf852fc0e849da0be071d80fc96a274e6d4bc49ead84abc14
Markdown6d692bfdc1ea1f58740b5ae79bfa72a2595980533415b6a01abb996621289c61
PDF
Publication page9934adc28eb7249cd9146993d9058ad979e2b9b1b25e592512892ea2c4cfa75c
Manifest2f97801b511abaede8b2d2c3252c587edbd80d2a54df1c2cbd460abb4ace2cca

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
Signature3hJaY4ZJ23NWA6IaxQemoy/RvcarSTdLzLtUPx2SiAAcbD1mOUeFUqUpcNK6wGDCXVBKDvhF8NpNcjrzCMwqAw==
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

2026-09-17T10:17:59.706170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075523
observed 9934adc28eb7249cd9146993d9058ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:59.565362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075523/manifest.json
observed 2f97801b511abaede8b2d2c3252c587e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:59.546655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075523/publication.md
observed 6d692bfdc1ea1f58740b5ae79bfa72a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:59.525280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075523/publication.txt
observed 5e0aef602b6a327bf852fc0e849da0be...
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.