OpenTechnical

OT-2026-000096725

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000096725) never changes.

Identity and time

Publication numberOT-2026-000096725 · never reused
Internal UUID01a0aea0-a4ac-7268-9f0e-5bda170e0448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096725
StatusPUBLIC

Content hashes

Canonical text92160ecd7e6809b2e9984f9e6e8d92cbd153cac7d1f95c8c7fdeaf29d812edb0
Markdown6d8d59b1c5eeb966d2a9c3dc8b47e8b4d85bd84aab7d25f9d899e313d8dca5e8
PDF
Publication page89b44d760605b0333387ea155070f136f20be571a3273f9e366580431aa940e5
Manifestfad35f4a83dc4e47d9f1c2e8a9341e8c7f39bd9e9092ac55daf426593772660e

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
Signature6zulMkQbsLd7H42yTzt4CzF6iT0GXm12Z7FqX8clBqOd+fII/cr3Edv1rQxVEFCUnclZto65kulQ7vjknZIDAg==
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

2026-09-17T09:34:17.575978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096725
observed 89b44d760605b0333387ea155070f136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.557563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096725/manifest.json
observed fad35f4a83dc4e47d9f1c2e8a9341e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.538216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096725/publication.md
observed 6d8d59b1c5eeb966d2a9c3dc8b47e8b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.521267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096725/publication.txt
observed 92160ecd7e6809b2e9984f9e6e8d92cb...
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.