OpenTechnical

OT-2026-000031254

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000031254) never changes.

Identity and time

Publication numberOT-2026-000031254 · never reused
Internal UUID01a0ae74-87ab-75fa-ac4c-e15431f481ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031254
StatusPUBLIC

Content hashes

Canonical text816e28a148d984b52a3ecf507afd232d678572fe28266aea20aca07b32f09828
Markdown3eab08973d9503354ca05c445f145e1ea36060c8758e1d3352b96a7467893c36
PDF
Publication page58e68997622f1edb97ac08d380243320e39499810fcee90b5a1e6e708d384a1d
Manifesta8013f9492871e2ead504d59de787990a72a03e65784c4a7221cfe4ce02f4159

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
SignatureKNijx49DRvyrfZCx9IuxgVhp03G6/7s4lUkB8BqDccg66sudO4OIKc34D8X+omZOsf9LKFsjmfXyzg+LuA2hDg==
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

2026-09-17T11:35:49.821861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031254
observed 58e68997622f1edb97ac08d380243320...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:49.804327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031254/manifest.json
observed a8013f9492871e2ead504d59de787990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:49.786589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031254/publication.md
observed 3eab08973d9503354ca05c445f145e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:49.769520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031254/publication.txt
observed 816e28a148d984b52a3ecf507afd232d...
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.