OpenTechnical

OT-2026-000044751

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000044751) never changes.

Identity and time

Publication numberOT-2026-000044751 · never reused
Internal UUID01a0ae7c-911a-76b8-b3b6-d12d190d82c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044751
StatusPUBLIC

Content hashes

Canonical text268fe4eebf4076d466dd0c4f64bea2105c9d235a641b050d94bc44a51ccad609
Markdowneba8ac011c35eae3a3a8c9797d489a30af9e4f7894ccdb8a260c174281d7bcce
PDF
Publication pagedcce9bf23a4788c6bcbe96775661e173c65e39adff660a113ce554b800bd04c6
Manifest20a840af95711a6316305308382eec99b31a2a29d5187807f9a4587dcaabfb1b

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
Signature/+CcsP0rbD0vR0uuBhiGkMh26OA+ayMmdmTGJw5J787r9yUXqwkecJk7LMQaCwIalXBwZDMpESS0A5hT5ml6Aw==
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

2026-09-17T11:11:22.058957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044751
observed dcce9bf23a4788c6bcbe96775661e173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.042346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044751/manifest.json
observed 20a840af95711a6316305308382eec99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.023792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044751/publication.md
observed eba8ac011c35eae3a3a8c9797d489a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.003946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044751/publication.txt
observed 268fe4eebf4076d466dd0c4f64bea210...
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.