OpenTechnical

OT-2026-000104456

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000104456) never changes.

Identity and time

Publication numberOT-2026-000104456 · never reused
Internal UUID01a0aea5-3421-7f76-a0cd-538fb180b1fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104456
StatusPUBLIC

Content hashes

Canonical texted07f6a2c3cf52a2aa491c851b640e11e95e31eff4db25722770d4dd9cf500db
Markdown430777acdd7782022f0deade0dfab46aa810d00026eb72937873c1c981f7757c
PDF
Publication pageaba4cb4927516d4ae045c5726c7821cd347e4f65ade897d119a4476fc322dbdd
Manifest0bcfa8de07255b5dd18d9bb58fb13a4eca5852945c2e11301e47c8e8e3b46aac

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
SignaturePrV3mLP9unVpWJ9mYaiXCMOhOuyMjxuZ1IdYW8MVQiz/dH3gfaNwxL9PruK7jVCqf7DQm4VaqgRE6RZzybd5Bw==
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

2026-09-17T09:21:44.247442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104456
observed aba4cb4927516d4ae045c5726c7821cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.228074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104456/manifest.json
observed 0bcfa8de07255b5dd18d9bb58fb13a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.209580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104456/publication.md
observed 430777acdd7782022f0deade0dfab46a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.191591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104456/publication.txt
observed ed07f6a2c3cf52a2aa491c851b640e11...
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.