OpenTechnical

OT-2026-000016646

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000016646) never changes.

Identity and time

Publication numberOT-2026-000016646 · never reused
Internal UUID01a0ae6e-5918-7425-ac81-ad8b8c8ba9f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016646
StatusPUBLIC

Content hashes

Canonical texteb3fd8bc386c6be2ba6ea481027bf52896b853b3621e480e22b89821b918942f
Markdown45d2a661ddf9cc2240b6c73de7f298b2b9ee6bf5826b075a9206af168d4acdf2
PDF
Publication pagedf254282ff556c763d0d9bfd092a842dce2f9dde5ad2d1eaf8d8af3277cc9cd5
Manifest0941207076b4e32ffe39598cee4e27f7cd603c1a9c1fd98d83cc1977b64aba8a

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
SignatureaoB0NrtqRUINKkHhNWOwcFFxHT8KZLKJQGvYhGXtYTWYGumATVmJ5lpDAQN5nCA8pnoU7DqLCH7uVdtzPgxRBw==
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

2026-09-17T12:02:50.537839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016646
observed df254282ff556c763d0d9bfd092a842d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.518241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016646/manifest.json
observed 0941207076b4e32ffe39598cee4e27f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.498857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016646/publication.md
observed 45d2a661ddf9cc2240b6c73de7f298b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.479696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016646/publication.txt
observed eb3fd8bc386c6be2ba6ea481027bf528...
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.