OpenTechnical

OT-2026-000015482

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000015482) never changes.

Identity and time

Publication numberOT-2026-000015482 · never reused
Internal UUID01a0ae6d-ef4a-7d32-8c89-bb704c9cf365 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015482
StatusPUBLIC

Content hashes

Canonical text0878e95bc8300e96d7f3fef371bda76b0a411f3e52a3b82ada15457976c09247
Markdown351289c5e70cc592975dac5313be29ca8ecdc3f2ef041fdb4b01f0489d46cd00
PDF
Publication page025306c479b6d68e7c452e986b3a8adc073852d823012c779999ae722c8faf76
Manifest7e6e2689c835ee79af9c6f378326522882e7d7f9813db65b508870501135bd45

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
Signaturea5VutNsAvPidYsuXdqg5bfndNcXWs81Ty6/4pzboYaj9ix7h++InuuCuvBPZauosPSw5M2MmrlyT2np5lgaZBg==
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

2026-09-17T12:06:14.573815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015482
observed 025306c479b6d68e7c452e986b3a8adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.552916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015482/manifest.json
observed 7e6e2689c835ee79af9c6f3783265228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.534721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015482/publication.md
observed 351289c5e70cc592975dac5313be29ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:14.516181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015482/publication.txt
observed 0878e95bc8300e96d7f3fef371bda76b...
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.