OpenTechnical

OT-2026-000077959

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000077959) never changes.

Identity and time

Publication numberOT-2026-000077959 · never reused
Internal UUID01a0ae95-2ed1-7ae6-bf63-3498b9135e97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077959
StatusPUBLIC

Content hashes

Canonical text914268ffb5b5098523589cae4764e8e798584e31c0ea80363b6b939906496fd3
Markdown22e38f19c34849e1a9e8e191eff59e80740903bdcd51263345f2ee775b1ea7ca
PDF
Publication page2bca222a1e7d091e8a4da6f655dcf19add087e4264215cab1201a4b00d80ae81
Manifest7308e7a695e6f52ac90653c4678a3084398bc5c87f22f7610ead64ca2b7d602f

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
SignatureLMAmcaM4LAJw4pHiWNy+cr7hCQVJpRsyxN8d4kCnIOGWjGcw8eEmCv6vNAlcDlmiKFMu58lQEtbN2u0OkPMSCg==
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

2026-09-17T10:10:19.522666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959
observed 2bca222a1e7d091e8a4da6f655dcf19a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.503963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/manifest.json
observed 7308e7a695e6f52ac90653c4678a3084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.484395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/publication.md
observed 22e38f19c34849e1a9e8e191eff59e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:19.464540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/publication.txt
observed 914268ffb5b5098523589cae4764e8e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.526515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959
observed 2bca222a1e7d091e8a4da6f655dcf19a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.506567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/manifest.json
observed 7308e7a695e6f52ac90653c4678a3084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.488564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/publication.md
observed 22e38f19c34849e1a9e8e191eff59e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:14.468803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077959/publication.txt
observed 914268ffb5b5098523589cae4764e8e7...
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.