OpenTechnical

OT-2026-000075164

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075164) never changes.

Identity and time

Publication numberOT-2026-000075164 · never reused
Internal UUID01a0ae93-f1ff-7362-9d1a-182fedf4a5ea · 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-2026-000075164
StatusPUBLIC

Content hashes

Canonical text8d45c099b31c5939a8db7747383b063500523e48d74ce1e4362152c339822828
Markdown48c1c30de722c3092b21b00dd412291f24ad56cd09e7ce66997de0a26bbb712f
PDF
Publication pagedef4d666159a31cfbc5698e0e02cebb86e5320f647b5c14e1076d15c86cc7917
Manifest037db298573a1b9b0f40f7a7326239919f190d3edb13888ba9a601e368897043

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
SignatureR+5LIQzBfRqxdQZWdvHbEa1ue0uG6N+BZ/IiVGNYShDTfNsDQYUoVjolZxph6gzRE3bJN2PkU/K3pGO2jsl4Bg==
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

2026-09-17T10:20:24.443217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164
observed def4d666159a31cfbc5698e0e02cebb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:24.422980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/manifest.json
observed 037db298573a1b9b0f40f7a732623991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:24.402117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/publication.md
observed 48c1c30de722c3092b21b00dd412291f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:24.381604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/publication.txt
observed 8d45c099b31c5939a8db7747383b0635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:30.776671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164
observed def4d666159a31cfbc5698e0e02cebb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:30.757926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/manifest.json
observed 037db298573a1b9b0f40f7a732623991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:30.737365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/publication.md
observed 48c1c30de722c3092b21b00dd412291f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:30.717195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075164/publication.txt
observed 8d45c099b31c5939a8db7747383b0635...
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.