OpenTechnical

OT-2026-000012048

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000012048) never changes.

Identity and time

Publication numberOT-2026-000012048 · never reused
Internal UUID01a0ae6d-1943-71e5-ae58-3ce5bbbde27e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012048
StatusPUBLIC

Content hashes

Canonical text6f54502edf70a1ca24cbc530a29130a4c7f35473fa9b2607d6b008da310052dd
Markdown6341feabdf5bc10ae50033292e9c524256a3d8dbd73315051d1811fb4fa39165
PDF
Publication page83d720a912c44ea399ffeacbba9d34c88bd59379617eb30f87a6c6f535ee12ee
Manifest6635695c7561a5420e06431d3b39f2d576b815141a6486029eff8d87ca45f8b7

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
Signature5NZJXl+rIQNH6kpCFoJaxr/73iwMx8qPPLIYE+PDIrdvHWXH6z39DkucQh5AHi95KY0MLLmHv8Marfqrq1dMAA==
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

2026-09-17T12:12:55.537594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012048
observed 83d720a912c44ea399ffeacbba9d34c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.517987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012048/manifest.json
observed 6635695c7561a5420e06431d3b39f2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.496015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012048/publication.md
observed 6341feabdf5bc10ae50033292e9c5242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.476180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012048/publication.txt
observed 6f54502edf70a1ca24cbc530a29130a4...
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.