OpenTechnical

OT-2026-000030319

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000030319) never changes.

Identity and time

Publication numberOT-2026-000030319 · never reused
Internal UUID01a0ae73-e501-7dc7-b139-40827d9223f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030319
StatusPUBLIC

Content hashes

Canonical text8b00648a146d133ff219d5e312dda0252421bc59b3ed404a31b665edd7da59df
Markdown49849fb2adf8252336c510bc4ef2d15151ffeed4acced92efb25f0e3c81fbf7e
PDF
Publication page1e2eb7c016eb818594f95e78d26c8a4bced66a7478473d050264f9b893bfc481
Manifeste9772f37a14fa2e88b268a58cb740df615d869b83db46744cdb7be457af6826b

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
Signatureno0DyplxkwoDLv7d+0par2u3zTr4bVseOsC9M8oGYGpwSloDNxrZjkkEADHYjxirQOT61UaroqhBAWg3XeVuBw==
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

2026-09-17T11:38:01.533578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030319
observed 1e2eb7c016eb818594f95e78d26c8a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.514885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030319/manifest.json
observed e9772f37a14fa2e88b268a58cb740df6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.496258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030319/publication.md
observed 49849fb2adf8252336c510bc4ef2d151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.477118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030319/publication.txt
observed 8b00648a146d133ff219d5e312dda025...
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.