OpenTechnical

OT-2026-000086317

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, sustained blow-off 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-2026-000086317) never changes.

Identity and time

Publication numberOT-2026-000086317 · never reused
Internal UUID01a0ae9a-2c96-78cc-ac23-01100b5cc0f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086317
StatusPUBLIC

Content hashes

Canonical text33a676e6c6d196f5f39dc77335f1f8407668a6a74c9540da1c0e110d87e1fe5d
Markdown5b070be9a1a18b74789eb638098fd5809ee20eeb8b488849d2f14be34688cc17
PDF
Publication page5253ac7f7ced066a8f4f2395b40950dccce950b8a1d669e5bc725a910aa9c70a
Manifest1d98bee03b82e550a42b985484acce0455912b4e48456e65a86e7c20119e3109

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
SignatureJiExSXZHMc2149BO4IRaWkTbFHUH9AMIUoT9UHoN0d7rcD7AzrBepZYHOVybX+M67dPJGBfehrPk5Kiq+A+VBw==
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

2026-09-17T09:52:00.182394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086317
observed 5253ac7f7ced066a8f4f2395b40950dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.164675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086317/manifest.json
observed 1d98bee03b82e550a42b985484acce04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.146273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086317/publication.md
observed 5b070be9a1a18b74789eb638098fd580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.127338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086317/publication.txt
observed 33a676e6c6d196f5f39dc77335f1f840...
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.