OpenTechnical

OT-2026-000096380

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096380) never changes.

Identity and time

Publication numberOT-2026-000096380 · never reused
Internal UUID01a0aea0-5860-78cd-87f7-6fa748266667 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096380
StatusPUBLIC

Content hashes

Canonical text88a0d5cafafbc4c28d034526357dadcf29d73185f0434dfe29f331adf5f42353
Markdownb75c14e4c5bc313bacfdd20ad3a737ffee93b34b30b4c27170aaf53c2623afb3
PDF
Publication pageda971c09f8d6cec2dd0ad7b31120feecf5ab1ad32ccc12704b4131d6eca1f2be
Manifest2d91587ed4dba9df1c3a12045a7812878b458a30e960a1ed40c089ad7d5ecfad

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
SignatureaO9/Kin5mDDSkwZ+B+LvJoo9mwKCWZ47tC4rbPfr/4N6/bazpmi2ufMk0byDm4kBM2LXnFjDQoFAHwXHy4ecBA==
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

2026-09-17T09:35:00.795227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096380
observed da971c09f8d6cec2dd0ad7b31120feec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:00.778101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096380/manifest.json
observed 2d91587ed4dba9df1c3a12045a781287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:00.760426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096380/publication.md
observed b75c14e4c5bc313bacfdd20ad3a737ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:00.739510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096380/publication.txt
observed 88a0d5cafafbc4c28d034526357dadcf...
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.