OpenTechnical

OT-2026-000101707

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off after 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-2026-000101707) never changes.

Identity and time

Publication numberOT-2026-000101707 · never reused
Internal UUID01a0aea4-0e16-7321-bcd1-8eb79a253fe6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101707
StatusPUBLIC

Content hashes

Canonical text5a58ead5c9850b6902a55c7257bfa9ef42a0f39f26a5fd9db13d4a0712212efe
Markdowne4c7949d7c1b5e9d23ec1374f6cd03cf60f81c651e6ebdf48605c28c6d674379
PDF
Publication pageeedd55741c94f0930e9c2da1cc5c23fdbfb04510434654582e5666eea52f60e0
Manifest7acdd344934bb836447970880db8aaffc063fe49a66b5f09e85f13e074cf8b8d

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
SignatureDIEisNwltz66ryXWo+NV32txYsIA9KQB5L7k+Gwh06Lyx/4tEuhSWu/SGS8bDgR7HD4xPPJVWkD/IU+LvS60Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:08.171611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101707
observed eedd55741c94f0930e9c2da1cc5c23fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.153307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101707/manifest.json
observed 7acdd344934bb836447970880db8aaff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.133630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101707/publication.md
observed e4c7949d7c1b5e9d23ec1374f6cd03cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.115401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101707/publication.txt
observed 5a58ead5c9850b6902a55c7257bfa9ef...
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.