OpenTechnical

OT-2026-000013133

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000013133) never changes.

Identity and time

Publication numberOT-2026-000013133 · never reused
Internal UUID01a0ae6d-6fc8-7c90-913d-9b6447718112 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013133
StatusPUBLIC

Content hashes

Canonical text79106a83f559e445b3af4d56ac89206c52d88ad252febc0b43aaf635a973453b
Markdownd7c6fd826e47f139361e848c021cfd69dbbb8237db5820b63614d46a1874ee42
PDF
Publication page84474a9a0a44842b5f62a2e8cc201a45f7a1ab151d4929994a0d1aeb0b563437
Manifest8d9871ca9e6523b094a6d1e106c58ddaae94a7687b885f104d809c506c5d41a0

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
SignaturexShrSXUG3AWYyliF0uLucqgurwVkyXTZPIJmyBDIXHZB9WlE1nFi3b3qD1x0SruBoT5XJPDYb+e/vImSgoPqBA==
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

2026-09-17T12:09:25.521222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013133
observed 84474a9a0a44842b5f62a2e8cc201a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.502972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013133/manifest.json
observed 8d9871ca9e6523b094a6d1e106c58dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.482999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013133/publication.md
observed d7c6fd826e47f139361e848c021cfd69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.463752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013133/publication.txt
observed 79106a83f559e445b3af4d56ac89206c...
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.