OpenTechnical

OT-2026-000034512

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000034512) never changes.

Identity and time

Publication numberOT-2026-000034512 · never reused
Internal UUID01a0ae76-1ed0-7213-a749-a8d24ff5c532 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034512
StatusPUBLIC

Content hashes

Canonical texte8ae450204216e26f519638d1ba9c815d22a236bcbff3c1f1f2015b94be0be9e
Markdownc7091bc4fe6ffda554ee69d8e2f659ce7a356ab5b717802557b11a1358c128f2
PDF
Publication paged4325cd5cd22663d4ad9437c7377e0c0c91ccec695ccdbb8cba783b8615feb0d
Manifest0fdc76aa9b4dfbdf6d05db577a7a6d58eaba54083836ddeb0e990b4c9f3e0e1f

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
Signaturew7BfrDhUy7mi3NlhHbjWLEqPOeEiCqv9Y83iMv+5KkuLNyqn9U16gPVy5TQzL3JI8h6Bo54AUowOrWR0pMJ6Dw==
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

2026-09-17T11:28:51.766019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034512
observed d4325cd5cd22663d4ad9437c7377e0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.749251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034512/manifest.json
observed 0fdc76aa9b4dfbdf6d05db577a7a6d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.726067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034512/publication.md
observed c7091bc4fe6ffda554ee69d8e2f659ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:51.707042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034512/publication.txt
observed e8ae450204216e26f519638d1ba9c815...
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.