OpenTechnical

OT-2026-000095621

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000095621) never changes.

Identity and time

Publication numberOT-2026-000095621 · never reused
Internal UUID01a0ae9f-fac4-7ecf-b5d4-e4a22b5ab89a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095621
StatusPUBLIC

Content hashes

Canonical texte120eb5a8015ec9bc3a485343d93e05cbfb2172ff1fae1028b581b652d38d3cb
Markdown231a77cd1f1251e8ac5a387eab15a2482588b198bcfa60487fd4befc19f83919
PDF
Publication page8d9c0469be4c290cfc9b7ae893ea37d422fa3c89ec7a6c590d7365d91849abc8
Manifest3edb21d8d0cd4f241111ac8db16aa5256b2f27065634648eaea6ccb3a75e2135

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
Signaturemsnfy3ktHExhFYatNu7MHxYowmQAW3hzy1l8po4Spkd5gyssoID/Am2xzrwKnAfEAe+hhK0vLcGaaUzqyh4DDg==
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

2026-09-17T09:35:04.689477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095621
observed 8d9c0469be4c290cfc9b7ae893ea37d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.672926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095621/manifest.json
observed 3edb21d8d0cd4f241111ac8db16aa525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.655029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095621/publication.md
observed 231a77cd1f1251e8ac5a387eab15a248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.637200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095621/publication.txt
observed e120eb5a8015ec9bc3a485343d93e05c...
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.