OpenTechnical

OT-2026-000070974

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000070974) never changes.

Identity and time

Publication numberOT-2026-000070974 · never reused
Internal UUID01a0ae91-8c2e-71ae-a2c1-0f08b520d086 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070974
StatusPUBLIC

Content hashes

Canonical textd90cd838b86f532b15286d468cdf55fd89ba2963e5f0adb82d7087e47f72180e
Markdown39ee532e640e00600a6996de3d28dea4e00148b2bcf397bb4975f59376363dfa
PDF
Publication pagebfb82704fa4b56b703d65b8392da52e44d976dedbf11cd417de4ac2353a21d8d
Manifest30597c65eb2d12a84323fe3a0e8356158677fe1918a3d811bd6c7129320214b0

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
Signature3FFQAOlHdQCvVJ2QnCbJHB+IZnA0i21MaeEeaoSotFSrKIkMNQV0hP/QHennfgrilqgqxtPyfbnVHzlRZ+3JBA==
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

2026-09-17T10:25:48.896765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070974
observed bfb82704fa4b56b703d65b8392da52e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.878249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070974/manifest.json
observed 30597c65eb2d12a84323fe3a0e835615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.861788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070974/publication.md
observed 39ee532e640e00600a6996de3d28dea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:48.845306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070974/publication.txt
observed d90cd838b86f532b15286d468cdf55fd...
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.