OpenTechnical

OT-2026-000102416

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102416) never changes.

Identity and time

Publication numberOT-2026-000102416 · never reused
Internal UUID01a0aea4-8589-7a8f-93b9-61ae5743602d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102416
StatusPUBLIC

Content hashes

Canonical text1c99a74c383c0135a1fd691965f81d4fa8f149bd2db781c9bf9584aaba6fa119
Markdown40ce5a510ac17da0578b4c120de6f739a6ede83bad80b57e781411c3cf0b78c8
PDF
Publication pagef9f18bdbbdb9f4ba807134cf60336d97e3fb034b88b0540f3724fe8d412e6871
Manifest76cd1aa4b62b5f03953adf60cd8ddfc3982873a26a6216f29565d33cdcb5ce4c

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
SignaturenI9TxByKGOpXsgchCSPxOR7krEBjfz6xKhV1Brwu/nR0Gtu4U1yXwYjAlLz0u2mWld17+3/gphaRDhW6JJ/4DQ==
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

2026-09-17T09:23:45.503908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102416
observed f9f18bdbbdb9f4ba807134cf60336d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.483738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102416/manifest.json
observed 76cd1aa4b62b5f03953adf60cd8ddfc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.464913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102416/publication.md
observed 40ce5a510ac17da0578b4c120de6f739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.446290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102416/publication.txt
observed 1c99a74c383c0135a1fd691965f81d4f...
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.