OpenTechnical

OT-2026-000068629

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000068629) never changes.

Identity and time

Publication numberOT-2026-000068629 · never reused
Internal UUID01a0ae90-2482-748b-a713-8621efab5430 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068629
StatusPUBLIC

Content hashes

Canonical text4a36df2bd771ee2f297f69599fb54a72b0632450c9834c0805e8699c76c7b8a1
Markdownab0e21fe8d66c2e025afcdc621915deea72ba2c6cc7a4d1b69c98cf78688e9cc
PDF
Publication paged3b6c37a7cabaabe3d9de15fc06bf897d5f0506e998809566f154dd7c39406e9
Manifestbd0efe8d1543e0695d978d0a85d6cf93063451a989a9b32ede64f878424321ad

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
Signature2bTHXRPOVXfwjlAPaTv+x69wd9P5gp+6ZHvfzF081XDJZPBYK+rJFIs5zCaMuNtHEVWgm4XS2bwtOyztdSw+Cg==
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

2026-09-17T10:29:48.998125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068629
observed d3b6c37a7cabaabe3d9de15fc06bf897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.979593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068629/manifest.json
observed bd0efe8d1543e0695d978d0a85d6cf93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.962200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068629/publication.md
observed ab0e21fe8d66c2e025afcdc621915dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.940126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068629/publication.txt
observed 4a36df2bd771ee2f297f69599fb54a72...
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.