OpenTechnical

OT-2026-000034911

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000034911) never changes.

Identity and time

Publication numberOT-2026-000034911 · never reused
Internal UUID01a0ae76-1ed3-71c2-88a3-446453ad1491 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034911
StatusPUBLIC

Content hashes

Canonical text8ffcbaf5081dc01ade65fe7bc4ef5b07871a7c70b6f1e4cfc2ea51f333b1cec3
Markdownfae13948f38480aa7f0f3cb71dc0a0dd5e90cebc3cdcb22a7dbc9d32e527a686
PDF
Publication pagef0ad14147dafc13c73b904a20f554fe36cb55077f126fa2ca156f6138018308c
Manifest7337f7293c74d0a392ae3a18ed906077138677fd53ecc69d3904a29fe9c48c42

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
SignatureKmzwRf6tzz3T+8Tc3ww+icWMMWRgX93nwkeZveoMhtjnYWSy1VbtlfTe6e2zxKOcHamhc0kxPLMlrdP0v6vCCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:34.472107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911
observed f0ad14147dafc13c73b904a20f554fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.455939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/manifest.json
observed 7337f7293c74d0a392ae3a18ed906077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.437152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/publication.md
observed fae13948f38480aa7f0f3cb71dc0a0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:34.421111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/publication.txt
observed 8ffcbaf5081dc01ade65fe7bc4ef5b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:55.380696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911
observed f0ad14147dafc13c73b904a20f554fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:55.361295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/manifest.json
observed 7337f7293c74d0a392ae3a18ed906077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:55.342334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/publication.md
observed fae13948f38480aa7f0f3cb71dc0a0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:55.325307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034911/publication.txt
observed 8ffcbaf5081dc01ade65fe7bc4ef5b07...
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.