OpenTechnical

OT-2026-000012059

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, pulsed blow-off before 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-2026-000012059) never changes.

Identity and time

Publication numberOT-2026-000012059 · never reused
Internal UUID01a0ae6d-1943-75e4-8cf3-eaba8a4a308f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012059
StatusPUBLIC

Content hashes

Canonical textc109387eb246cfafca6edaebdccac6b0d148306be559509a4c0d022e6dbda366
Markdownaa68e8da972f72848ac413bd4e5dcda7342f264b6d5882ba4b5da7b0dd3b9a96
PDF
Publication page1aabb8cd3989954b911e6dbdf612f1e9416130f6a05f77675704c6e29fbc9308
Manifestf344d9b9c4f569ea2c82d136dad814dd887339db41203befbbb4147fb45b62ea

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
SignatureBBjxdo6iC4bd6a2k44fJuwyM2HGje5xhqAdhJ+vFDMLF5jvRlkN1ZkQU+A5VD7Vd2deidkXNr26Ykcn2E5UOAQ==
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

2026-09-17T12:12:56.436317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012059
observed 1aabb8cd3989954b911e6dbdf612f1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.415689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012059/manifest.json
observed f344d9b9c4f569ea2c82d136dad814dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.396325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012059/publication.md
observed aa68e8da972f72848ac413bd4e5dcda7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:56.377860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012059/publication.txt
observed c109387eb246cfafca6edaebdccac6b0...
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.