OpenTechnical

OT-2026-000100063

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000100063) never changes.

Identity and time

Publication numberOT-2026-000100063 · never reused
Internal UUID01a0aea3-1474-781c-a3ab-9b25709ae3fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100063
StatusPUBLIC

Content hashes

Canonical text0323f6ff19fab1e25dc319ffc7d4fc3dfcf0e23fb545554a5c30bd20c6191baa
Markdown89996ccbf56bb513c7a9ed7d8c0909222178947e3a824b18ffaf27ad76c4b95e
PDF
Publication pageb8699e87a714475270d64008180ab4abdae26973a5ee440863733f0a9e963dda
Manifest60a8da296ef45aa63945cf60a0514c8e5870ae119c13eb63c766cde2970eb7e0

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
Signature6omDTD8TzE4NGwB9GakNz257Du2ImoN1Mx3mmbudrMOS+pJ4E1wO01QGggugvNIAJ72hgP8TqOfzZM2c8q8wAA==
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

2026-09-17T09:29:00.510321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100063
observed b8699e87a714475270d64008180ab4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.491580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100063/manifest.json
observed 60a8da296ef45aa63945cf60a0514c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.473705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100063/publication.md
observed 89996ccbf56bb513c7a9ed7d8c090922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.456140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100063/publication.txt
observed 0323f6ff19fab1e25dc319ffc7d4fc3d...
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.