OpenTechnical

OT-2026-000016622

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000016622) never changes.

Identity and time

Publication numberOT-2026-000016622 · never reused
Internal UUID01a0ae6e-5918-7ba2-a0b3-f66151376909 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016622
StatusPUBLIC

Content hashes

Canonical text0969c87f959a9d07f08554531ab35f8eccdaac24fe4f4cc7d474ed4115278147
Markdownbecf76f318ae927c94502c20a6f64805d30eabe8e3c60e1ab237c15f2f144110
PDF
Publication page66c49de617ec7959fc96c8b5bd291cdde689cb80862d6849b9f1dbdd85944b31
Manifest086469dc9081c0946b3d155d2525f07a19b2b56a39450a7b7571579ca3c2072c

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
Signaturela0VBuxRq4BY0YplmKR9jcFkwbEnH74JObEF+/jMIhDN8l0dQvMixrKkTiOsGQ75PIviirGwZ9V3ECYgnHg5DQ==
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

2026-09-17T12:02:48.633511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016622
observed 66c49de617ec7959fc96c8b5bd291cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.613524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016622/manifest.json
observed 086469dc9081c0946b3d155d2525f07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.594903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016622/publication.md
observed becf76f318ae927c94502c20a6f64805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:48.577641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016622/publication.txt
observed 0969c87f959a9d07f08554531ab35f8e...
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.