OpenTechnical

OT-2026-000029076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained 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-2026-000029076) never changes.

Identity and time

Publication numberOT-2026-000029076 · never reused
Internal UUID01a0ae73-2a9f-7ec7-9f19-2650cfc29d81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029076
StatusPUBLIC

Content hashes

Canonical text21e977446219f2eaf32d593f617b527e95f8729344d510cf22c605c37a8df5cd
Markdownf6b9848006f834ccea50a0fd2128cca016b662afc17cd2e0deb1bf9393246e7b
PDF
Publication pageaef5f197b1dbc2416a52eea30d9835d381d227482943c74b5772f55c0481fb19
Manifesteedea98935d32e7d4acee4561d047fe713ac2f259ba282d114025f3c12c305db

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
Signatureh8OTSfou5BwXabZxV74iAjDnVJrBjGZ20utr/t+0WGME02zbUH87b+ls1L1PqzBWWL01vGiYboNfZuY4XN5HAQ==
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

2026-09-17T08:20:46.496976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029076
observed aef5f197b1dbc2416a52eea30d9835d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:46.479741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029076/manifest.json
observed eedea98935d32e7d4acee4561d047fe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:46.462596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029076/publication.md
observed f6b9848006f834ccea50a0fd2128cca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:46.447473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029076/publication.txt
observed 21e977446219f2eaf32d593f617b527e...
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.