OpenTechnical

OT-2026-000063207

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000063207) never changes.

Identity and time

Publication numberOT-2026-000063207 · never reused
Internal UUID01a0ae8c-94ab-7498-87d8-17322e7229c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063207
StatusPUBLIC

Content hashes

Canonical text9dee143382c8bf52fd4091c0dd9c5e0bfbb3385177704d9bffc26e96b24760bd
Markdown12ede013ec0acc8b0a972953d028e654d471c0ddc4d45c2d4c2bd55c30772462
PDF
Publication pageee92800895e2dd65b8dcf1aceddf8346993d4db7c1b90a0a4813a02f45f28c8a
Manifestb55e1032b0adbefadbc570c23ae3a1c7715c82d366b90932f9dbd4aa5e5d9e00

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
SignatureROObWBNpsWPZ3LYEW/kV8QbhEoseSEi8L8rcGt+qcNO3bxBQrB+TfKHaJ5HlL5yeauerErquHrEp5gQ4oRu0Cg==
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

2026-09-17T10:39:04.828165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063207
observed ee92800895e2dd65b8dcf1aceddf8346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:04.732334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063207/manifest.json
observed b55e1032b0adbefadbc570c23ae3a1c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.393744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063207/publication.md
observed 12ede013ec0acc8b0a972953d028e654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:00.375824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063207/publication.txt
observed 9dee143382c8bf52fd4091c0dd9c5e0b...
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.