OpenTechnical

OT-2026-000046391

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046391) never changes.

Identity and time

Publication numberOT-2026-000046391 · never reused
Internal UUID01a0ae7e-57db-7982-945b-356a27ed70fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046391
StatusPUBLIC

Content hashes

Canonical text5aee89f6b3ccba013fd4d94f5770da0c20235ca7149ca0ed3df282dbab99f741
Markdown6d5c600bef8416818fefc8eb5539bc3f280a534647cfd7d19e73d335883e2857
PDF
Publication pagec3caaf6f55227939ec7675f30029d631bcb77e1458d40e76ef305241312ed48c
Manifest25c0bc1d0437c13657f5d1db966556d4853b21a9e7dc03a76aa29689385050b6

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
SignaturefQqbN5Lq7by82GBM5BMXj6GdKtblLBFwgWWE+M5GLhUFyLjkuPDFJjf3EMA6hhmtEA43fyzaxdnjZ6tBi4RQBQ==
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

2026-09-17T11:08:23.752912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046391
observed c3caaf6f55227939ec7675f30029d631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.735167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046391/manifest.json
observed 25c0bc1d0437c13657f5d1db966556d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.716448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046391/publication.md
observed 6d5c600bef8416818fefc8eb5539bc3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.698493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046391/publication.txt
observed 5aee89f6b3ccba013fd4d94f5770da0c...
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.