OpenTechnical

OT-2026-000099611

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000099611) never changes.

Identity and time

Publication numberOT-2026-000099611 · never reused
Internal UUID01a0aea2-c975-7eb9-bd7e-87b13032b885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099611
StatusPUBLIC

Content hashes

Canonical text924c4cb1a8dddf4ff6cc344927012aaf7f4b4017bc7d03422fc962ca7d9ed1e7
Markdownad3ca99604e2c0904032a739c1119355f1608f9029c2544ec1d34424347d5360
PDF
Publication page705f9746a92c0aa153ed50f495f4f54cf924573b38413d9c0b4f7ca02bffd1d6
Manifestdacdd1a0e6386520165eea54c8b7ebe0e9048a84c6bb82561bf29b50a84789c7

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
SignatureccqYw46miQJHYM2ZQzb20Fydw/weo9njlPnZ+0KRJmMBaR4u3Et56E/u4i9PGw4uiyn9EH5jVa8EuLQTlWpYCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:32.435047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099611
observed 705f9746a92c0aa153ed50f495f4f54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.420126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099611/manifest.json
observed dacdd1a0e6386520165eea54c8b7ebe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.404072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099611/publication.md
observed ad3ca99604e2c0904032a739c1119355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.384597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099611/publication.txt
observed 924c4cb1a8dddf4ff6cc344927012aaf...
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.