OpenTechnical

OT-2026-000040790

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000040790) never changes.

Identity and time

Publication numberOT-2026-000040790 · never reused
Internal UUID01a0ae79-6d0f-7092-9df1-b27235411827 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040790
StatusPUBLIC

Content hashes

Canonical text76f786114c5a15033f215c639640a5164225fbd6f8ae038e709b999337215398
Markdown58890f393c94f57f58267e3fe03afb5f773c40034d925bd23214ebb7730695a6
PDF
Publication page32c1d09495741f9cb49fee8a4791aa61f6f9754b01268ca0b0552cff81b15dc6
Manifesta795f9e655afe06c802325d51cf54de1c810ed53be0b8bb79fdb4752da522306

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
SignaturezzlOWCtDDlZY7Ib5y0CUstvzYRW2xauVuPs/F2GxJVG/n41bRuog9770akcT5CqsOTtNCeMpJRsmnHVvNnGgCw==
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

2026-09-17T11:20:05.721024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790
observed 32c1d09495741f9cb49fee8a4791aa61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:05.704123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/manifest.json
observed a795f9e655afe06c802325d51cf54de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:05.686108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/publication.md
observed 58890f393c94f57f58267e3fe03afb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:05.669833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/publication.txt
observed 76f786114c5a15033f215c639640a516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:33.567521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790
observed 32c1d09495741f9cb49fee8a4791aa61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:33.551047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/manifest.json
observed a795f9e655afe06c802325d51cf54de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:33.533282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/publication.md
observed 58890f393c94f57f58267e3fe03afb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:33.516315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040790/publication.txt
observed 76f786114c5a15033f215c639640a516...
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.