OpenTechnical

OT-2026-000051210

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000051210) never changes.

Identity and time

Publication numberOT-2026-000051210 · never reused
Internal UUID01a0ae83-273f-714b-bc05-960a2cadf19e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051210
StatusPUBLIC

Content hashes

Canonical textfbbedfd0aa6f881a4b9e09cc550209cb2f0c548c2cf5404291ee8e22ac7d4ef2
Markdown7f433589843be5b744fbaed33a11fabaae53ed9138be40aa45e215c6202bcec0
PDF
Publication pagee5563c1bc5cd6dbec9389ce75464d0fb18b29db9c2f271ca1df9b032471a3027
Manifestc6965f2f806609b7c730e7f5748a600585c4163bfafd7538c3924e4bdcdd20f6

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
Signature/B8itfJQWAwX/otR4BZRd+nWbfHMZOXpyGKMdlB4jqbpd79fkOWgW4gTRflQ8zJJ6YMNEJ1trCnB1jDKs2P2AA==
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

2026-09-17T10:58:59.633933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051210
observed e5563c1bc5cd6dbec9389ce75464d0fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.617567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051210/manifest.json
observed c6965f2f806609b7c730e7f5748a6005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.598340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051210/publication.md
observed 7f433589843be5b744fbaed33a11faba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.580700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051210/publication.txt
observed fbbedfd0aa6f881a4b9e09cc550209cb...
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.