OpenTechnical

OT-2026-000096676

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000096676) never changes.

Identity and time

Publication numberOT-2026-000096676 · never reused
Internal UUID01a0aea0-a4ab-7538-ba39-dcd1e27a22ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096676
StatusPUBLIC

Content hashes

Canonical text2149f165a4b77ee22f4e8cfab4bc70763ccd82205200b7ae2207b24357036be0
Markdownc33c928911f496e82ee766b6a027e21dc1a21167edbecfa9a2d307320340aeea
PDF
Publication paged3ccabd6c9ab36fc7cfeec473e6504634283114ca62c26bdb6b0e488d2acbe29
Manifest5a2ee9b6d80e141f5a8b53f083783cf88d542c966852c054b436311dbabc4f98

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
SignatureaJQ1rmCPpdndHpkgpRoiiylTggbO71NjilglQFa/JowT726psaRrcIGTkX1mwwl7/5/UYqr5kPZUophHZvF1Cw==
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

2026-09-17T09:34:09.172794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096676
observed d3ccabd6c9ab36fc7cfeec473e650463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.154350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096676/manifest.json
observed 5a2ee9b6d80e141f5a8b53f083783cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.136733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096676/publication.md
observed c33c928911f496e82ee766b6a027e21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.116855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096676/publication.txt
observed 2149f165a4b77ee22f4e8cfab4bc7076...
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.