OpenTechnical

OT-2026-000045620

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000045620) never changes.

Identity and time

Publication numberOT-2026-000045620 · never reused
Internal UUID01a0ae7d-8f03-76bc-b7b9-67f7af9ee66a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045620
StatusPUBLIC

Content hashes

Canonical textb9378336d473544b5f6b644cf6921086e10a083e13327346ca1441184cab5f29
Markdown8e5af61c6e5dd7c2875177f950b5a60d79e4d37068f6a53924707371c7bf95e2
PDF
Publication page926f01f927bf6ba0c2d9ce6515e9d1df93444090df4f360072c1b2a197d1c527
Manifest8822e2a7feccf3fe82510febd023afee2e1f5c7b63b17da7df3352dee047eb27

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
Signature8Ncmv3ixOCjUR+Warw4EKUVaZOIJMMZ0kTnAYCLLP6GKLndiOwiP8auQuXHg9OB5cRt7CZjrVpI8g/qJvNbwBw==
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

2026-09-17T11:09:24.009703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045620
observed 926f01f927bf6ba0c2d9ce6515e9d1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.990386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045620/manifest.json
observed 8822e2a7feccf3fe82510febd023afee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.971388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045620/publication.md
observed 8e5af61c6e5dd7c2875177f950b5a60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.954611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045620/publication.txt
observed b9378336d473544b5f6b644cf6921086...
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.