OpenTechnical

OT-2026-000079922

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000079922) never changes.

Identity and time

Publication numberOT-2026-000079922 · never reused
Internal UUID01a0ae96-4377-7904-a3dd-7cc191adc812 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079922
StatusPUBLIC

Content hashes

Canonical text18c93cf6cd3395280b28f5d01c5c8140a128c54e5c1c1c4cda7ebf5f48efc24a
Markdown6e0e3c7a33bdfd075da9e7b25315eba0a019f2210803e8bd70f531476f6781d2
PDF
Publication page79692da189072d2123a608e0b79b216eb00c518af30477f30bf805b706e7ecc9
Manifest67f86dde51d07b945a2217717c5570305205df5a410b04f8abd59c6e12a61d37

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
Signaturebq/7orO4Ikm+DwXwftB5NiNHMDrFb4WsKz6l4Su8c+fcrqxMgouxddZVp707i1+yE5VOULFiNtSjUEoGXMWHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:49.440779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079922
observed 79692da189072d2123a608e0b79b216e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.421469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079922/manifest.json
observed 67f86dde51d07b945a2217717c557030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.403938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079922/publication.md
observed 6e0e3c7a33bdfd075da9e7b25315eba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.387822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079922/publication.txt
observed 18c93cf6cd3395280b28f5d01c5c8140...
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.