OpenTechnical

OT-2026-000092111

Publication integrity record

Four cup vacuum gripper, four zone face, six 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-2026-000092111) never changes.

Identity and time

Publication numberOT-2026-000092111 · never reused
Internal UUID01a0ae9d-8759-79f7-978d-00e521c8818c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092111
StatusPUBLIC

Content hashes

Canonical text1168575a21e84c63cbdb1738444cff05fc12fda6e535a7b72e735ac881f4d829
Markdowne401aab62d984fa2050b1f38648c73849a934c61ea9a314fe8d048ef80afd54b
PDF
Publication page56ee14a0fa58476667bf3e21e840c9aef0cc3ee48d0972b317a8d2d7b077595b
Manifesta1f981949b963e12622ca66bfb714f01d671e99531e621c6af4c188ffa1cbbfb

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
SignaturedImg5iWO4uWEuW+NBXwntEAp1OVscCh5v098y0z0XrMc4/czvoBOojydFybB31Ku4kOUPU0AueBm2Ama39VECw==
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

2026-09-17T09:41:34.514043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092111
observed 56ee14a0fa58476667bf3e21e840c9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.496491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092111/manifest.json
observed a1f981949b963e12622ca66bfb714f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.478797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092111/publication.md
observed e401aab62d984fa2050b1f38648c7384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.460538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092111/publication.txt
observed 1168575a21e84c63cbdb1738444cff05...
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.