OpenTechnical

OT-2026-000098003

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098003) never changes.

Identity and time

Publication numberOT-2026-000098003 · never reused
Internal UUID01a0aea1-92f7-796c-9372-0ef78bfba2b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098003
StatusPUBLIC

Content hashes

Canonical textce0e259fb8e3c8fe141cd0e4031251be5a393d72bbce10f259ed9836dda57981
Markdown9910844bb335dbdaca8dcde9ebe6e4fcbc7d2b438d0540bfcc4561cb174dc0b0
PDF
Publication page6fbf930f90b34b1b52ebd9326637a50f2da2d604ac4b91035538f7aa9cb6d416
Manifest6d659905d37d8d811ebf68c657df0e48cf11d5f4f5c79556df9bdf307d7d1381

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
SignatureZNofr6fLHRm7r3Xbnr/sB0Tb6oDwy9/QBIvnGDPn91/Vr5k26iaglgfuIr2fM9OVq/mBlwk/yjXFruiP7yjpDA==
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

2026-09-17T09:33:10.479487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098003
observed 6fbf930f90b34b1b52ebd9326637a50f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.458978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098003/manifest.json
observed 6d659905d37d8d811ebf68c657df0e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.439529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098003/publication.md
observed 9910844bb335dbdaca8dcde9ebe6e4fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.420322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098003/publication.txt
observed ce0e259fb8e3c8fe141cd0e4031251be...
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.