OpenTechnical

OT-2026-000065287

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000065287) never changes.

Identity and time

Publication numberOT-2026-000065287 · never reused
Internal UUID01a0ae8e-1dfa-77a7-9e0b-9c4434fed3e6 · 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-2026-000065287
StatusPUBLIC

Content hashes

Canonical textec4f98d74cf516ea474d899f42b564816a523e2c065eee1de28c29103d9b847b
Markdown819ef0df0ec4035145499fa76362fbdd97889c43c490dd53fdfba8b1c03ef511
PDF
Publication pagefaadc118f368ac323251ee5b2a3be8c5fe383519ca3720c559a4fabdec0ed9e2
Manifest4339689126163a31564a0bcd50de3b68831416f1966a142febd92c0a014bcdb9

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
SignatureX/IjBxfC+xr0imf2sa51aj2/hy6Wol6OGrEy2QwQe5oVVCE4kU18zSiwqcX5x5o3XKbXJtpYZWHkn3JtvGFUDg==
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

2026-09-17T10:35:15.409221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065287
observed faadc118f368ac323251ee5b2a3be8c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.391990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065287/manifest.json
observed 4339689126163a31564a0bcd50de3b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.373501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065287/publication.md
observed 819ef0df0ec4035145499fa76362fbdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.354825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065287/publication.txt
observed ec4f98d74cf516ea474d899f42b56481...
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.