OpenTechnical

OT-2026-000095671

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000095671) never changes.

Identity and time

Publication numberOT-2026-000095671 · never reused
Internal UUID01a0ae9f-fac4-7a03-9045-2154c609470c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095671
StatusPUBLIC

Content hashes

Canonical textd0694465e09b07e7323d8f07b9765e124891f5650d0d3a700875cc88ff950279
Markdown16dcd4fbaf536535571a50a830086253429192a4ead0e2503af34c0755c124c2
PDF
Publication page14da959f1c5f5292ac358a021ee0fe0cd0cc9b0ef3bbd94e3df54362d2f428a8
Manifest1a2c8ef9e5a9fcee700511a1c1efd28ba54e84bd691b54982a058e1b0e94c1d7

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
SignatureQvGg4q3BkiKktIUT6lW0MvFcn20HgBeHmVsU9o35a77JJb1ODMRB3VdDkTsUsUHYx8xqI3LsvyReCsIwB88xBA==
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

2026-09-17T09:35:08.708715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095671
observed 14da959f1c5f5292ac358a021ee0fe0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.690931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095671/manifest.json
observed 1a2c8ef9e5a9fcee700511a1c1efd28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.673283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095671/publication.md
observed 16dcd4fbaf536535571a50a830086253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:08.656002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095671/publication.txt
observed d0694465e09b07e7323d8f07b9765e12...
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.