OpenTechnical

OT-2026-000046971

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

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-2026-000046971) never changes.

Identity and time

Publication numberOT-2026-000046971 · never reused
Internal UUID01a0ae7e-d0f6-7e87-91bf-e882c9c30004 · 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-2026-000046971
StatusPUBLIC

Content hashes

Canonical textb11209928821012e8308c3d6116604ded972ba371e2492b2c91155d5b422f19e
Markdown5305fcd77b9d136564ef4bbb5ab05faaa9654eb02448e33fd4f1b9d2174f2c36
PDF
Publication pageac895b592607162fca796df689f0c1ceb922094141cd8a12697860c2d1591a75
Manifeste52196294d26e8f4bf50a1ce6022ec58f0940e26664f815f04a108effcaf19d2

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
SignatureewPz7M95S8AagUPtjrrsEP0OwHv7D4YVeM3xGIkI2ZrAvbK/6NEVDPjnH5OlE59H+oZNg6hTcte2XzR12G5DCA==
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

2026-09-17T11:10:14.077991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971
observed ac895b592607162fca796df689f0c1ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.056631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/manifest.json
observed e52196294d26e8f4bf50a1ce6022ec58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.034837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/publication.md
observed 5305fcd77b9d136564ef4bbb5ab05faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:13.992454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/publication.txt
observed b11209928821012e8308c3d6116604de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.615822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971
observed ac895b592607162fca796df689f0c1ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.597095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/manifest.json
observed e52196294d26e8f4bf50a1ce6022ec58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.553441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/publication.md
observed 5305fcd77b9d136564ef4bbb5ab05faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:42.512731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046971/publication.txt
observed b11209928821012e8308c3d6116604de...
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.