OpenTechnical

OT-2026-000035533

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035533) never changes.

Identity and time

Publication numberOT-2026-000035533 · never reused
Internal UUID01a0ae76-b4c5-74b3-a761-51a7db1c8e34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035533
StatusPUBLIC

Content hashes

Canonical text08c59f28b81c6f4cb88de856a70e2a3dfbfb7d1aca106b706862e4cc4417426a
Markdownc52463f6e013e94cfbb15a9535743b38a9d29209d575f056cbbaf54dd47e1da5
PDF
Publication page8788af011ef139d14637d6098c599687417c8ad08cd348f1356038fc94f22f76
Manifest4a5e45698462e353a9ae12b3ca96a57d1efbf72589254a3ab4284513da4eb674

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
SignatureNj4W0QqvObIZ+Jck2juZqITxIG4TPP8EsHCFi1YfJgC5yPZnbE3OsP+16zGEwqpZ2FLKSNcweB5lx54/JqhoAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:57.532178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035533
observed 8788af011ef139d14637d6098c599687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:57.515254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035533/manifest.json
observed 4a5e45698462e353a9ae12b3ca96a57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:57.497545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035533/publication.md
observed c52463f6e013e94cfbb15a9535743b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:57.478966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035533/publication.txt
observed 08c59f28b81c6f4cb88de856a70e2a3d...
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.