OpenTechnical

OT-2026-000034971

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000034971) never changes.

Identity and time

Publication numberOT-2026-000034971 · never reused
Internal UUID01a0ae76-6a1b-7872-9778-556ac68fc4c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034971
StatusPUBLIC

Content hashes

Canonical textc983ebac7747e23afd00bf9cfc31332da4eb44df4c83dbff17d9fef637d2c513
Markdown195dc7d226de385997c0c7077143de42e292c6e19978e26199ee7c48a44a92d8
PDF
Publication page31c84a0926164780c1dacb4049e51336ecf87e098d4d3da9ee80ea69eec23499
Manifest23fdbe70352a44826a104182e10342cc2ca199b5fb4a1bdcdd0b247d04854f84

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
Signature7aHjmIN13SW3FT/A15l6mDJ/Y1l7LNy4o+ThQEPwbB7MwZvJZ53D3UxIqiSI+vNzJnU8Xkym/t++n8A05DSuDw==
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

2026-09-17T11:27:54.065810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034971
observed 31c84a0926164780c1dacb4049e51336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.050070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034971/manifest.json
observed 23fdbe70352a44826a104182e10342cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.032263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034971/publication.md
observed 195dc7d226de385997c0c7077143de42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:54.012285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034971/publication.txt
observed c983ebac7747e23afd00bf9cfc31332d...
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.