OpenTechnical

OT-2026-000042243

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000042243) never changes.

Identity and time

Publication numberOT-2026-000042243 · never reused
Internal UUID01a0ae7a-5d72-7791-9e39-4276c5195c27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042243
StatusPUBLIC

Content hashes

Canonical textbae3420826e9db2d96398617e7d55a9d002e5bea243c75ba6a9d0efdcf55a1f0
Markdown745777e77ab5439479c8f1c169b166258fa73147387f6dd5ea153788c405b3f4
PDF
Publication pageaa95f10a5a77648c91f0fb657f4cd1346009a879fc632110236f115d67521d25
Manifest0d0ee1b7d4e5b2f015d71677ae205a997a759c47a7eaa86ec6005b9feeab5154

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
SignatureyxetezC+ilYQKPeDtmyaiLCpW6HuNDPKWHbjY/LhWKF0iwLoFiJWqKiLEo1hDZ8q40bbtwFLFzX1g9XnvA9pAw==
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

2026-09-17T11:15:55.448285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042243
observed aa95f10a5a77648c91f0fb657f4cd134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:55.429012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042243/manifest.json
observed 0d0ee1b7d4e5b2f015d71677ae205a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:55.409230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042243/publication.md
observed 745777e77ab5439479c8f1c169b16625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:55.389709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042243/publication.txt
observed bae3420826e9db2d96398617e7d55a9d...
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.