OpenTechnical

OT-2026-000101941

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101941) never changes.

Identity and time

Publication numberOT-2026-000101941 · never reused
Internal UUID01a0aea4-50f1-78a9-a393-a2efcdfe3b31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101941
StatusPUBLIC

Content hashes

Canonical text6dd4cc46add10db8fcd56188ef1368bc61bbe82de261c5a337c47bff8ec511f5
Markdowna382f3e3c56da1bb33256acdb929e27832deba3ed6578d6e51f0e2ab6e7e799a
PDF
Publication pageef26cc5a15dc41d099484af5d90ee3a40bfe0f6ab46e46ad9f55ca6bd5f7b9bd
Manifeste5b0eb7f246833afc7710df2c7ab0254e30555b5fbda188a5666e8df3c0c4618

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
SignatureAy+DdrceZy78hPdXJ71rGjwuXkrRUmlYQdYdktp5mX7waiiP+XV31MiVidzSDmXSPIt/Km7PUtR/uv3JDBZqCQ==
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

2026-09-17T09:24:23.606976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101941
observed ef26cc5a15dc41d099484af5d90ee3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.584503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101941/manifest.json
observed e5b0eb7f246833afc7710df2c7ab0254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.541269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101941/publication.md
observed a382f3e3c56da1bb33256acdb929e278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:23.495479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101941/publication.txt
observed 6dd4cc46add10db8fcd56188ef1368bc...
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.