OpenTechnical

OT-2026-000043799

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000043799) never changes.

Identity and time

Publication numberOT-2026-000043799 · never reused
Internal UUID01a0ae7b-d676-729f-a46b-a51415f331c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043799
StatusPUBLIC

Content hashes

Canonical textcc94058d6f1a6bf01b7c576c56c175d2bd23986aeadbd8e54040e5dd02e02a0e
Markdown926559b63b96403fdd305bf0b97ff365cd8520e025bb9fbc6c51bac5edd23d37
PDF
Publication page622b801984f73367864d2096efcc96ec1ede5c5219ccbea0ff66da0a106e4e0b
Manifest6ed06f33add6d08a41571edec765248db9f6e5b2af211975112cff5365a41738

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
SignatureWDg1VqdQFSH1+oQnchdVTSY/mMfqHgS8sAMZAS1DLaiddwrHE5hhGUvYLHGEpN77DKg0Uk+QGBnSMUsA+sn8CQ==
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

2026-09-17T11:12:06.007964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043799
observed 622b801984f73367864d2096efcc96ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.989645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043799/manifest.json
observed 6ed06f33add6d08a41571edec765248d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.971954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043799/publication.md
observed 926559b63b96403fdd305bf0b97ff365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.953712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043799/publication.txt
observed cc94058d6f1a6bf01b7c576c56c175d2...
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.