OpenTechnical

OT-2026-000046979

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000046979) never changes.

Identity and time

Publication numberOT-2026-000046979 · never reused
Internal UUID01a0ae7e-d0f6-7590-bb94-da4dc046669f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046979
StatusPUBLIC

Content hashes

Canonical text7deca848d33b8a1b44ec68849ce9df70192e21d0a6dae937933f3a8da10cf587
Markdown55abbdc8ec1bbed9ca6fd0f8357a04c98586179d64381c7f9a6f49d23ddd605c
PDF
Publication pagef1282a309a36359192b1329f1d095557fb31c847a52b318ecde9f11976861926
Manifest6c836e3c93197eacb7181608ef03fbc5577fb2edb70544b044c7289d15cbad7a

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
Signature5u4U+YNs7MRWzjI0fWtLZGcNAsQ68lx6N2zezamCzdsjZ7ZnxEQAUFrdfyiIKwC0/V+f6OSxVOByandPX/MeBw==
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

2026-09-17T11:10:14.783083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979
observed f1282a309a36359192b1329f1d095557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.761667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/manifest.json
observed 6c836e3c93197eacb7181608ef03fbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.741929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/publication.md
observed 55abbdc8ec1bbed9ca6fd0f8357a04c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.721244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/publication.txt
observed 7deca848d33b8a1b44ec68849ce9df70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:43.272062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979
observed f1282a309a36359192b1329f1d095557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:43.254946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/manifest.json
observed 6c836e3c93197eacb7181608ef03fbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:43.237508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/publication.md
observed 55abbdc8ec1bbed9ca6fd0f8357a04c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:43.218604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046979/publication.txt
observed 7deca848d33b8a1b44ec68849ce9df70...
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.