OpenTechnical

OT-2026-000017109

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000017109) never changes.

Identity and time

Publication numberOT-2026-000017109 · never reused
Internal UUID01a0ae6e-76c7-7ab2-9897-439e152b89a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017109
StatusPUBLIC

Content hashes

Canonical text844ca849a48a6db6b7e436e7d16437ad5ada67668c26bde9263a247a8999c1e7
Markdown92572711a0c8a16330ab7239bd0960f182f354a4aa79c2840130a00f277ba322
PDF
Publication page43350bed677ac07e6cea569740889b6d3de6f79efb243e2d6095f11a6caf941d
Manifest6a38561e7b3a0cbbd4a1b47c6eeaeecf91e2179965b59388311f8ea60c56d10b

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
Signaturee8vcXtKASbrofBPK3erKNF2rsFqhWI8XYu+hKI0dgbaVprjA1jE5+qkO32fZ5FrdJR3o0r5WBxl1Ecur/cINBw==
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

2026-09-17T12:02:09.453499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017109
observed 43350bed677ac07e6cea569740889b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.436855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017109/manifest.json
observed 6a38561e7b3a0cbbd4a1b47c6eeaeecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.417400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017109/publication.md
observed 92572711a0c8a16330ab7239bd0960f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.399185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017109/publication.txt
observed 844ca849a48a6db6b7e436e7d16437ad...
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.