OpenTechnical

OT-2026-000045570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000045570) never changes.

Identity and time

Publication numberOT-2026-000045570 · never reused
Internal UUID01a0ae7d-8f02-7ea3-a482-e83ee85c653d · 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-2026-000045570
StatusPUBLIC

Content hashes

Canonical textd6e9d5e5e714748fea045f8873924fd35b165604a0483c07ac15bdd2a7b2119a
Markdownd7ca44e100c94d9f755e1d0ac5c2bc8ebec8df1c2e4aaa0db0dc81a504a4c2a6
PDF
Publication pagef832de1b72ceec7187dd1edc89aa7f1fca1d05b55b00c9d427af329c04da3bea
Manifestcc4f2043ac65dd8059f6d8e2ea7b649d3d94ddc56f46ea7fb72b0e801d294bfc

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
SignaturefPLp5I9B1VSSJEnvUBnhhkG8B6QTogvAbGpV8lOG/KGSRBgzJtV/3klX9GveuFj/YnbLKrO09KACvCdoTCf4Dg==
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

2026-09-17T11:09:19.847182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045570
observed f832de1b72ceec7187dd1edc89aa7f1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.828463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045570/manifest.json
observed cc4f2043ac65dd8059f6d8e2ea7b649d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.809694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045570/publication.md
observed d7ca44e100c94d9f755e1d0ac5c2bc8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.791401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045570/publication.txt
observed d6e9d5e5e714748fea045f8873924fd3...
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.