OpenTechnical

OT-2026-000045733

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045733) never changes.

Identity and time

Publication numberOT-2026-000045733 · never reused
Internal UUID01a0ae7d-8f04-740b-8f9a-b1d7d687d684 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045733
StatusPUBLIC

Content hashes

Canonical texta48898375f0d61a8c78c8cbeeaf4e941e6ca9cf332af7c0450659bd9663bb710
Markdown1aec0072c3939946b98283c860deaec58472ec05fb400421e32a26e45647c63a
PDF
Publication page2ee1c86e67ce4bfb43de92fc3de1d2fc07dec10d7116e7e1d932c4a43ed46e0c
Manifestfc5909dccfe8f92f15b3f0274471ee25e7ed8d1665db88572911489b03e3be3d

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
Signature9bTV0FJABOrmJf+VU+OeNfFj2/SLeCRpCoC1AG9ckQsopcrduEaI/AjTAQgLm2M2nQX7x55xtQTp71eDzeunBQ==
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

2026-09-17T11:09:33.024101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045733
observed 2ee1c86e67ce4bfb43de92fc3de1d2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.006324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045733/manifest.json
observed fc5909dccfe8f92f15b3f0274471ee25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.987099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045733/publication.md
observed 1aec0072c3939946b98283c860deaec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.967931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045733/publication.txt
observed a48898375f0d61a8c78c8cbeeaf4e941...
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.