OpenTechnical

OT-2026-000016697

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000016697) never changes.

Identity and time

Publication numberOT-2026-000016697 · never reused
Internal UUID01a0ae6e-5918-71a8-8620-6bfb26a3173e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016697
StatusPUBLIC

Content hashes

Canonical text7cee24c3bb6ed2061b50211e18d83784f46622f0aac37f4149790b8cb2b35a6a
Markdownc134fab26732185e7c5fbdfbdb01612224f50327cd7b6dcb9bc36cf8362d82a5
PDF
Publication pagebc17d02c848950b4e12f2f663ece6b6dff9163bab46f8f16cb571aaa1a52bd7b
Manifest620a8fbf84e88df381e70fedee7da075c445f69b88496fe9ca00f435ceb6b418

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
Signaturegn64rO0esrMcdRz9mvOz8HrUOxMSaccmHw5FwNtmC+GUc1pxCIRnXBU7+5noRuHL2czOmLXtTHWwlaMWXb72Cw==
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

2026-09-17T12:02:55.218460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016697
observed bc17d02c848950b4e12f2f663ece6b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.200409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016697/manifest.json
observed 620a8fbf84e88df381e70fedee7da075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.182718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016697/publication.md
observed c134fab26732185e7c5fbdfbdb016122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:55.165583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016697/publication.txt
observed 7cee24c3bb6ed2061b50211e18d83784...
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.