OpenTechnical

OT-2026-000084325

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000084325) never changes.

Identity and time

Publication numberOT-2026-000084325 · never reused
Internal UUID01a0ae98-5b61-75ac-9f09-87ce2eff4f2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084325
StatusPUBLIC

Content hashes

Canonical text19e026b6839dff47c2bf97c16dd570f8995df6dc48096932ad9882913e3712e3
Markdown1cf4613ff0d32e5d553d177f6d834952a2e9d034235709b065a69bc901373226
PDF
Publication pagebe6c89adb463a6202896ff21e54a63650fc39915bb7e5b4ace1f669d15dbc044
Manifestde94d1b8635f778f55b39bcbe759613a5dd4096e1b8049ed087fdd5a2aca5938

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
SignaturewD4K2n+flYqN7gBkmQ8fXHyt3iMfWMaNXWDE7bidIrtdyjrY+FpjLZBPFr/vNOJODm0WTHy0jff8GdxBxCpxCg==
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

2026-09-17T09:56:15.072720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084325
observed be6c89adb463a6202896ff21e54a6365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.056094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084325/manifest.json
observed de94d1b8635f778f55b39bcbe759613a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.038966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084325/publication.md
observed 1cf4613ff0d32e5d553d177f6d834952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.020341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084325/publication.txt
observed 19e026b6839dff47c2bf97c16dd570f8...
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.