OpenTechnical

OT-2026-000010785

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented before set-down, on a tool changer

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-2026-000010785) never changes.

Identity and time

Publication numberOT-2026-000010785 · never reused
Internal UUID01a0ae6c-0ee9-741e-b106-f1ac1856180a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010785
StatusPUBLIC

Content hashes

Canonical text2b52518eac6a9a5aed11ad24a2199be8a06629b3455886daadfac95a639ea1e5
Markdownfd3c28ca19c34f7577175633c8edbe4a2f22d36c7548387f3e90f762f1367d8c
PDF
Publication pagef6afeb2ebff81643340bd7f77881983657aaef5bd1eaba99b2662a4850258019
Manifest295857466773534018ea007806eb86dcbf0aa45c848c933717d4f7ca1e3064be

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
SignatureoNAPHGvxLMsSU4w2A/eH6BrLpeGBnnwso3lP0qKaNR3eBuV53Vx6kToOLPAiV2PzS50tWKiFTDFZ2S3Ql0wMBw==
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

2026-09-17T12:15:42.912649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010785
observed f6afeb2ebff81643340bd7f778819836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:42.888655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010785/manifest.json
observed 295857466773534018ea007806eb86dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:42.868428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010785/publication.md
observed fd3c28ca19c34f7577175633c8edbe4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:42.843873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010785/publication.txt
observed 2b52518eac6a9a5aed11ad24a2199be8...
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.