OpenTechnical

OT-2026-000101228

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000101228) never changes.

Identity and time

Publication numberOT-2026-000101228 · never reused
Internal UUID01a0aea3-c378-7dc0-b24b-c3ee93f3472f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101228
StatusPUBLIC

Content hashes

Canonical text458614ce9a354a4ea45497943c3a36941b8018da48dfed120e7e971cd3ff6080
Markdown330f0a6c1f0030a20a5334bdb304e28e0f150ca0c31219cc168dec001a9e5d8e
PDF
Publication pagecd7349aaa87ec3e5099f82a4efe53ae884966e2f96d1ef90435903f093edac11
Manifest757e370ad10abaaed7ed18d39f341dbd3f73d412fb19bd1ef0ac38c7d9a95bb8

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
Signaturegp4EfAO117VwAybLDtnIuASSzIFiJHGmvzuV9fQ/wIb/IyUK4HbJUw7rO8sDgNn8OfoYsdeo18t2MtUP3J3AAw==
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

2026-09-17T09:26:53.153995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101228
observed cd7349aaa87ec3e5099f82a4efe53ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.135660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101228/manifest.json
observed 757e370ad10abaaed7ed18d39f341dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.115501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101228/publication.md
observed 330f0a6c1f0030a20a5334bdb304e28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.097183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101228/publication.txt
observed 458614ce9a354a4ea45497943c3a3694...
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.