OpenTechnical

OT-2026-000046699

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000046699) never changes.

Identity and time

Publication numberOT-2026-000046699 · never reused
Internal UUID01a0ae7e-57df-72ed-be0a-4461b4fc67ea · 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-2026-000046699
StatusPUBLIC

Content hashes

Canonical textdad3d5cc393d7a9a9cb009730c2b9fbd106b50dbe6b60c3030b3c6271375abe3
Markdown65de35d24af7e598a6c7fd5882c9a343718f0fe1689832b0a629a1b7795061e3
PDF
Publication paged68c3f10fd475d46f7b7bb254dafca2742fec9275959c98660c528a789a9bef3
Manifest4b4dd742c3675cc3de58a8ba6727c73d416226f6d4367ef439594c5c49c558c1

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
Signatureq/b9RCpTb81LMQ0w0jppkfW/z6RVbVDxeKiIhzDej8Fv8qjBubCaosuSRSfP7QuKr3m3daAdkqhRYjT2NzsGCA==
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

2026-09-17T11:08:54.996044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046699
observed d68c3f10fd475d46f7b7bb254dafca27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.975912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046699/manifest.json
observed 4b4dd742c3675cc3de58a8ba6727c73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.957325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046699/publication.md
observed 65de35d24af7e598a6c7fd5882c9a343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.939579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046699/publication.txt
observed dad3d5cc393d7a9a9cb009730c2b9fbd...
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.