OpenTechnical

OT-2026-000046519

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000046519) never changes.

Identity and time

Publication numberOT-2026-000046519 · never reused
Internal UUID01a0ae7e-57dd-750f-afd9-eb697d79a8fe · 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-2026-000046519
StatusPUBLIC

Content hashes

Canonical text0bdb838a649700af64e73b2b1ce8298bf82e51561f54e3c119e8cd1d06504ef2
Markdownc8d5fa2bfa161795af11528f57121f82edae4a779bd6f4bd112b4736b45a1c34
PDF
Publication page8ec64f162b306cfe8ce9a1f25d123a7efbfd7b29d7066ed0ba22a5960cbf1e3f
Manifest4290ed5fb2b669333ff3deab3234fca65ebd558c9aca44bf1184be34ef19d157

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
Signature+Mz8w5a+SaUtIbW70AavKV5bbxMHEJ1AqWRFZshZI/BcFgeV9Mfjl2Zg5elDeOi14rhGRNuCcHNMU5E8iYRgAQ==
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

2026-09-17T11:08:33.983120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046519
observed 8ec64f162b306cfe8ce9a1f25d123a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.964588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046519/manifest.json
observed 4290ed5fb2b669333ff3deab3234fca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.946236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046519/publication.md
observed c8d5fa2bfa161795af11528f57121f82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:33.925777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046519/publication.txt
observed 0bdb838a649700af64e73b2b1ce8298b...
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.