OpenTechnical

OT-2026-000075073

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000075073) never changes.

Identity and time

Publication numberOT-2026-000075073 · never reused
Internal UUID01a0ae93-ac2e-7555-9260-a109ca4ccccf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075073
StatusPUBLIC

Content hashes

Canonical textcddf000a407c36997954f84a6e5da97fc4f07570e1312463117ba954db808f26
Markdownf5215fda9694b820108c9b38f63357093454dfd5e11904c1b40617c674ca47b0
PDF
Publication page76fbd54a99298a4828ad343bdcd04362917297f7dff74d243e0a46219344f1b3
Manifest3ca5af57ffaaeb2ccd1852125b3877057cb9b09b14584de1d0257faa794242f8

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
SignatureynONCz+tcFqNyNyOryFWIy1V44evzUixB+G4N+PXOK5CTwWSPdywfj5+UYOU0AvIuWUxUtUmrw8c7oIIJ79NBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:53.592746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075073
observed 76fbd54a99298a4828ad343bdcd04362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.576537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075073/manifest.json
observed 3ca5af57ffaaeb2ccd1852125b387705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.559984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075073/publication.md
observed f5215fda9694b820108c9b38f6335709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:53.543502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075073/publication.txt
observed cddf000a407c36997954f84a6e5da97f...
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.