OpenTechnical

OT-2026-000080477

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000080477) never changes.

Identity and time

Publication numberOT-2026-000080477 · never reused
Internal UUID01a0ae96-7e78-7398-bdc7-eb120c4240f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080477
StatusPUBLIC

Content hashes

Canonical text83e65da5624426df7a670be2297c0de0fb5a33c0666e5860af69e17beaadbb99
Markdown66426bd9c7a96e2b268763399e7c7929cbda81199166ed499c0c2fc02ef126d7
PDF
Publication pagea6cbb68991211b6179a4195e7eeaaadb3dd6dd41bb08151feecf436da88efd7e
Manifest254d85401e75a74972376d51df7066c6f79e197538d89ed63ce94654c57eadeb

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
SignatureCWjLcO7zlRzXNkzHr6eXSbMCaYAzCXZNI9JGB3NbyGvFpcXpj4/y654u8/jxAfXsMRcBc/5EdbQtyz70K3dhCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:59.892168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080477
observed a6cbb68991211b6179a4195e7eeaaadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.872730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080477/manifest.json
observed 254d85401e75a74972376d51df7066c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.855217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080477/publication.md
observed 66426bd9c7a96e2b268763399e7c7929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:59.838072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080477/publication.txt
observed 83e65da5624426df7a670be2297c0de0...
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.