OpenTechnical

OT-2026-000100913

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100913) never changes.

Identity and time

Publication numberOT-2026-000100913 · never reused
Internal UUID01a0aea3-c376-72d0-9743-a4c4f555c61d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100913
StatusPUBLIC

Content hashes

Canonical text6d9858d3881a098b20e663ec6a34f21cf67ca6756bcba04d12d4320e4cabc1eb
Markdown70e0b05e411e0c3fcc0de37f25dd6b30b930f6f952220cd2c3a8def1f8e21f04
PDF
Publication page680a739dfdf496d46e68aec70fe30871f3aba67cf4242e16947fc29cece1ad53
Manifestbab69c06d8845bc6a1f6310e8e16e9c227b7888d94074afa94678495839830ad

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
SignatureMx0LJ4I6jQ9HXBCqaEJTlzbsT3lmhIxxYYWGrXY2IEaL+WZl9ZSXM0Ug7RSc58jXcRGjopqJ9oB6PBQCqHF8AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:24.659706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100913
observed 680a739dfdf496d46e68aec70fe30871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.642933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100913/manifest.json
observed bab69c06d8845bc6a1f6310e8e16e9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.626048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100913/publication.md
observed 70e0b05e411e0c3fcc0de37f25dd6b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.608749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100913/publication.txt
observed 6d9858d3881a098b20e663ec6a34f21c...
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.