OpenTechnical

OT-2026-000044538

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000044538) never changes.

Identity and time

Publication numberOT-2026-000044538 · never reused
Internal UUID01a0ae7c-39d8-77be-a5a7-511149fdbadd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044538
StatusPUBLIC

Content hashes

Canonical text85d334b71f8e5bd0131ee6e0dd2eed0a6bb2fe10a344911fdb54f812c0e7d38d
Markdowna598e0d60dab2f6f79cf97724c0184d3da037b4bf8b9fe7764f2545cc3bfcf09
PDF
Publication page79d1d2346736293536ca9ca56f04e7c8a44d77743276d947ca94a2d1f655af1c
Manifest1971c740a1e4997a93630c46092caa20d467e104d9a810b01cfd1ada8f37debe

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
Signaturec+FdsX0WOeFne6TzjHVdLK/zdLPAWaCY0utcfYamaPnC+jaOBy5/JVi2sKmdmSspqpk6sD2eEn0HHXLp5WfDBg==
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

2026-09-17T11:11:43.331537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044538
observed 79d1d2346736293536ca9ca56f04e7c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.311771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044538/manifest.json
observed 1971c740a1e4997a93630c46092caa20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.290107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044538/publication.md
observed a598e0d60dab2f6f79cf97724c0184d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:43.270836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044538/publication.txt
observed 85d334b71f8e5bd0131ee6e0dd2eed0a...
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.