OpenTechnical

OT-2026-000099263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099263) never changes.

Identity and time

Publication numberOT-2026-000099263 · never reused
Internal UUID01a0aea2-8289-7758-9de1-3810a535ac3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099263
StatusPUBLIC

Content hashes

Canonical texta537f1ffb91f392953f1094b94f9a361319ac0984c41153274640004743a9547
Markdown7bc5a4e6e941b6cecf53cd89111d73f502bd902080e19602b339d7aa730fe515
PDF
Publication pageaceaa35634098b9cd7eac9a5465d1b5baa7291429472b391eb38a1a2ec3c7e92
Manifest645263d7b73495ac9892c4bc5d3688cf8869d3b978be61d4a1af24535ba4bd29

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
SignaturesOsh1g+weGMIMpeItizbVeFfOEKT3Io5Kb2TY7vR6QuQvbPXF204YfSKDZEdQKn44yvlFpzB48prLU0h6cUZAw==
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

2026-09-17T09:30:42.578193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099263
observed aceaa35634098b9cd7eac9a5465d1b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.557963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099263/manifest.json
observed 645263d7b73495ac9892c4bc5d3688cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.539789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099263/publication.md
observed 7bc5a4e6e941b6cecf53cd89111d73f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.522247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099263/publication.txt
observed a537f1ffb91f392953f1094b94f9a361...
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.