OpenTechnical

OT-2026-000046903

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000046903) never changes.

Identity and time

Publication numberOT-2026-000046903 · never reused
Internal UUID01a0ae7e-d0f5-7818-be77-23ae58e15601 · 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-2026-000046903
StatusPUBLIC

Content hashes

Canonical text0f24ba9c004b614882ee88906b3d8412ebd965e0cf8f5ad66602211e40aaa7b3
Markdown4fbdc0f6adfe31de2ac8431cd9ccf46210d47f7e329dbbb52d093caf27213fb3
PDF
Publication page3314b3fa36452e03ff22fc643ad465c876a148ac4d4efbdc68513a2aa2fc2f04
Manifest11f94fafd7fa81b0d68ce6361cfa9c3b7823f255c8d0bc440486c27bd60db25d

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
SignatureQyHyfi2w0M30N/N1omyjXNW2CevQ8vpsmnUvNRqhTJYJKQL60DRNdfw5sg7Exc3NU8s5jwFf7YmG/8UtQxtuCg==
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

2026-09-17T11:10:02.640545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903
observed 3314b3fa36452e03ff22fc643ad465c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.604962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/manifest.json
observed 11f94fafd7fa81b0d68ce6361cfa9c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.535785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/publication.md
observed 4fbdc0f6adfe31de2ac8431cd9ccf462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.487529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/publication.txt
observed 0f24ba9c004b614882ee88906b3d8412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:36.761098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903
observed 3314b3fa36452e03ff22fc643ad465c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:36.735479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/manifest.json
observed 11f94fafd7fa81b0d68ce6361cfa9c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:36.711872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/publication.md
observed 4fbdc0f6adfe31de2ac8431cd9ccf462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:36.137237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046903/publication.txt
observed 0f24ba9c004b614882ee88906b3d8412...
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.