OpenTechnical

OT-2026-000044579

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000044579) never changes.

Identity and time

Publication numberOT-2026-000044579 · never reused
Internal UUID01a0ae7c-39d9-7ec9-ac69-74ce79f8d703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044579
StatusPUBLIC

Content hashes

Canonical textc982c1f02061bc59cc41f3c785a123ea38274389c3c9ef9bdd449c8bcea30a59
Markdown216537ddc9e7bbd12752a01f779321b19ad17ff5044a519dfc76d0b80a97aa55
PDF
Publication page995fda0989556067844a66546dba6371c747e9b9ed6e678fd992bcbe53d51569
Manifeste74ca96b27c351bb5ca6ca92d0e246b22e066e2f42f1e66ab576b0a501e93493

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
Signature4BSWucY0UfdqUhWbTgc7ZvHtHJaApRiGHS+AbLiVSQMIg+PFxxdvfDVOHOXBIh9xf+bq8+17svEQdG3/GNo/Cg==
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

2026-09-17T11:11:46.640569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044579
observed 995fda0989556067844a66546dba6371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.623147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044579/manifest.json
observed e74ca96b27c351bb5ca6ca92d0e246b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.604041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044579/publication.md
observed 216537ddc9e7bbd12752a01f779321b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.584666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044579/publication.txt
observed c982c1f02061bc59cc41f3c785a123ea...
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.