OpenTechnical

OT-2026-000034122

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000034122) never changes.

Identity and time

Publication numberOT-2026-000034122 · never reused
Internal UUID01a0ae75-df0c-7cf9-9d1f-966308855d0e · 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-2026-000034122
StatusPUBLIC

Content hashes

Canonical texte538c4e193c25ea85bc4ae93f698b2e7d40b09a70a73f2d62a808a053bd43bde
Markdownee34fb9aa4639663df5e3e4731ad117b8cd5d6364756e557ba12be2a85474d38
PDF
Publication page39e3dcc53a0ece4de501c855093f8f50f09d566a015ec268969c683795e8bead
Manifest1c7f22b5bd7e06689a7e5246d17e23ef3cbd56c18a62abd34d00393c28a635b2

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
Signature4Bu8wvl4W7C8nnlq7HqFWSZotlKnq9+jGWd4ojELfnLY50p9k6XqrZstz1QPNROkufO38SsgopRHeS1L45MiCg==
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

2026-09-17T11:30:30.736689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034122
observed 39e3dcc53a0ece4de501c855093f8f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.717858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034122/manifest.json
observed 1c7f22b5bd7e06689a7e5246d17e23ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.695282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034122/publication.md
observed ee34fb9aa4639663df5e3e4731ad117b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:30.674830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034122/publication.txt
observed e538c4e193c25ea85bc4ae93f698b2e7...
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.