OpenTechnical

OT-2026-000034132

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000034132) never changes.

Identity and time

Publication numberOT-2026-000034132 · never reused
Internal UUID01a0ae75-df0c-7328-8b71-27525a8ff2b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034132
StatusPUBLIC

Content hashes

Canonical textff0c7bab23b1f35700a168667c08a653db35f56fda19d4cb6eddd58e85f53a25
Markdown0bd164cf3cfe64d1068d96c1db25c94b68dd6204d34aa3bc81e4606559b8d6f9
PDF
Publication pageaab0da34ef2842f4d389a7952be55f1ba0a104249f93a4dea952716d205ae0c5
Manifestf58515d82d7ec895d75ca763d453a1a331351d00f653f3890e946a644b816430

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
Signature9V8WCWpOUh1/9bkwuUA33saHlQZR1hXoxOkn15MQVGp8eaez71K+gx+1SlgFM1gC0qXdC2H3RvE21VNlTQAIAQ==
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

2026-09-17T11:30:31.574628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034132
observed aab0da34ef2842f4d389a7952be55f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.557941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034132/manifest.json
observed f58515d82d7ec895d75ca763d453a1a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.537405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034132/publication.md
observed 0bd164cf3cfe64d1068d96c1db25c94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.520105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034132/publication.txt
observed ff0c7bab23b1f35700a168667c08a653...
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.