OpenTechnical

OT-2026-000050863

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000050863) never changes.

Identity and time

Publication numberOT-2026-000050863 · never reused
Internal UUID01a0ae82-c7b2-766e-974a-3c320e0e0e7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050863
StatusPUBLIC

Content hashes

Canonical textc6c9db7434ecbe34e2434404c6c4bbee34b3738cc21961b7822467d3e588abd2
Markdown6c5a465d9f9c8355e9e5d90e37df377670e87014b601925dcea6a904f378c972
PDF
Publication paged1a40d465d768e5d3bbbe24f239cabee2483abd5b5fe385d6971aed4961e59fd
Manifest0629eb1bd7bc50269ea05b1478394a42326334b8a97ac65802bc8f449ead3442

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
SignatureZ8eoB0vs8l1QKB9lgIds0983D/4xknKPaF38EJOndck1y26RLpVf+d74VuF38ke7ri/V/J/ogiOZ+tDkXNtxBg==
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

2026-09-17T11:00:34.543072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863
observed d1a40d465d768e5d3bbbe24f239cabee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:34.527576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863
observed d1a40d465d768e5d3bbbe24f239cabee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.686981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/manifest.json
observed 0629eb1bd7bc50269ea05b1478394a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.685640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/manifest.json
observed 0629eb1bd7bc50269ea05b1478394a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.656587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/publication.md
observed 6c5a465d9f9c8355e9e5d90e37df3776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.656458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/publication.md
observed 6c5a465d9f9c8355e9e5d90e37df3776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.625294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/publication.txt
observed c6c9db7434ecbe34e2434404c6c4bbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:26.622237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050863/publication.txt
observed c6c9db7434ecbe34e2434404c6c4bbee...
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.