OpenTechnical

OT-2026-000034929

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000034929) never changes.

Identity and time

Publication numberOT-2026-000034929 · never reused
Internal UUID01a0ae76-1ed3-721a-8e1b-208c2541a1ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034929
StatusPUBLIC

Content hashes

Canonical text7107fe88aede0feeb60f1b55e719a7175fc2cca4f19b08c77fbcab13cec7fd6b
Markdown3e59cd3f434ab0e49fb1e14a34d29b2451b2b68b140e2616e6143ee0aec88534
PDF
Publication pagea1f9d54b1de93ac7534c048f5e1d13ec88948fb4d4d5573f72dac44099cc5996
Manifestf775ba9ad2901057f2ee96db4178f7336c62f3b487164f7ca14a571645ac3ff8

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
Signature6kczk1TkJBs7jJglgAFuC6ZFbi4vO0Te+cVy78apliSnhtfSoPab3irE9jEVvcaa+OvEXxycx7X1V7mzk/KyBw==
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

2026-09-17T11:30:43.121517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929
observed a1f9d54b1de93ac7534c048f5e1d13ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.017368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/manifest.json
observed f775ba9ad2901057f2ee96db4178f733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.991673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/publication.md
observed 3e59cd3f434ab0e49fb1e14a34d29b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.974163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/publication.txt
observed 7107fe88aede0feeb60f1b55e719a717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.867372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929
observed a1f9d54b1de93ac7534c048f5e1d13ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.849370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/manifest.json
observed f775ba9ad2901057f2ee96db4178f733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.831997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/publication.md
observed 3e59cd3f434ab0e49fb1e14a34d29b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.813582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034929/publication.txt
observed 7107fe88aede0feeb60f1b55e719a717...
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.