OpenTechnical

OT-2026-000030031

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000030031) never changes.

Identity and time

Publication numberOT-2026-000030031 · never reused
Internal UUID01a0ae73-ac4a-74aa-9187-c275eaa91bb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030031
StatusPUBLIC

Content hashes

Canonical text0d45c91616c747bdc03d42cbdffed7204b49d32d68cbc9c0569a14da39a23e7e
Markdownf603a00599447113c626ee8ac5a5b6a0702c0d4da11b667a46c66b23635b79a8
PDF
Publication page35b99d457442587bbcde12a3772c70afad0413a069c7968a390176319bbfb0e4
Manifestf93099f46209dd5502d87a6ab72777b3934d32bff40ba0c858cfee7b594d4993

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
SignatureupWGlwNqVLS//Mr/lul/1njv9JZgyTLIYm4TE/JEgpe9T0E5pnBvwDNo92oBt8jo0Wiv96zBVjoxSssz40vRDQ==
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

2026-09-17T11:38:46.036998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030031
observed 35b99d457442587bbcde12a3772c70af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:46.020093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030031/manifest.json
observed f93099f46209dd5502d87a6ab72777b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:46.001384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030031/publication.md
observed f603a00599447113c626ee8ac5a5b6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:45.984000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030031/publication.txt
observed 0d45c91616c747bdc03d42cbdffed720...
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.