OpenTechnical

OT-2026-000043819

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-2026-000043819) never changes.

Identity and time

Publication numberOT-2026-000043819 · never reused
Internal UUID01a0ae7b-d677-7fa7-9375-d5862a540a43 · 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-2026-000043819
StatusPUBLIC

Content hashes

Canonical text8d0b1d103e3ae9e4f414553d9ef30ae31c916179b87a866719b86d1177ea01ed
Markdown03fe68144f94012f5a15b1b7cb2487c0ae59b53b63d205ecf867b80b710b76c0
PDF
Publication pageab189e10db69cb39aae61e8b35dd4f323bea10d1b0313bdb007c9aae3b2edf85
Manifest2789bd5bc5f1483bfee9fb4483f490ad89d15ab498398dcdc77979f07c109973

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
SignatureRp/vVe/S8xeyaSG1vLsHEvhlZkBJ29i2CTTyFhEptF1t/vPTUjzIO11m1StFOlq35EGeurtqmUgKE88FzXfSDg==
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

2026-09-17T11:12:07.650866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043819
observed ab189e10db69cb39aae61e8b35dd4f32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:07.631082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043819/manifest.json
observed 2789bd5bc5f1483bfee9fb4483f490ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:07.611354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043819/publication.md
observed 03fe68144f94012f5a15b1b7cb2487c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:07.589430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043819/publication.txt
observed 8d0b1d103e3ae9e4f414553d9ef30ae3...
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.