OpenTechnical

OT-2026-000033060

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000033060) never changes.

Identity and time

Publication numberOT-2026-000033060 · never reused
Internal UUID01a0ae75-4843-7760-b26c-bc7c0681c5b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033060
StatusPUBLIC

Content hashes

Canonical text7738b927a1fc665608b5e7629387dc78abcb234b9049387679a4bcdb46c626ea
Markdowncad981e5d601b1af3e1869183838ab4e4c302635ef935304eeb452063c04ecb8
PDF
Publication paged701071a86bc3b067c132b5e021eff5dc38444376c4260ba178bafa5309f5fc0
Manifestf4a6faef339de199d9c690a29a8a5af28ce4d989f0d154d31a306c1d2a3212e2

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
SignatureYwrtEQshQeUboG9WuP2R1aOJ8zzU8qoye8FSYW4fkUzAnr4k8BaLncKZvXxDoIpx3wg402R86bURhpCgEvvGAA==
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

2026-09-17T11:32:42.184003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033060
observed d701071a86bc3b067c132b5e021eff5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.168229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033060/manifest.json
observed f4a6faef339de199d9c690a29a8a5af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.145366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033060/publication.md
observed cad981e5d601b1af3e1869183838ab4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.129162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033060/publication.txt
observed 7738b927a1fc665608b5e7629387dc78...
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.