OpenTechnical

OT-2026-000070983

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000070983) never changes.

Identity and time

Publication numberOT-2026-000070983 · never reused
Internal UUID01a0ae91-8c2e-7a9b-aa31-f92ba21b89f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070983
StatusPUBLIC

Content hashes

Canonical textbaf675511331e3feb16e67efc3e889eab2d74d075045e6ad06c2702cfefd5949
Markdown7ab347a5df95fc9e1d6a2d389c919d1069bed41d9fae5ce24e3823ad6dd029a8
PDF
Publication page19fe05d52805377b446f402ff3ce5599dc0301de689473852090b08371fb0dfa
Manifeste0caed25022e0a888379743c5706c41f0621f0e76b56d8c8d65c0fa3e9aa3002

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
SignaturefZe/b/cv4Ucx6sjuR5Z3A+83jvNjc9tWyhosMSJQ5bgfwOCViSBKAif+ZFgXa2UiLQKvEP5x7k8aR+rMJPyBAQ==
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

2026-09-17T10:25:49.544982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070983
observed 19fe05d52805377b446f402ff3ce5599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:49.529005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070983/manifest.json
observed e0caed25022e0a888379743c5706c41f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:49.511796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070983/publication.md
observed 7ab347a5df95fc9e1d6a2d389c919d10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:49.495913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070983/publication.txt
observed baf675511331e3feb16e67efc3e889ea...
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.