OpenTechnical

OT-2026-000024229

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000024229) never changes.

Identity and time

Publication numberOT-2026-000024229 · never reused
Internal UUID01a0ae70-e8c8-7525-a545-e1dd32dd01fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024229
StatusPUBLIC

Content hashes

Canonical texte80cbd00604636c436ec69a4f2d0345bbf15c76757bff96e835dab6bfc572b8b
Markdown43269cd1a6b8f2effe480cbfccb8ae7ef57e411172a09d855817b48fb1c4e14b
PDF
Publication pagefa7e6ecd49b261b37faba62c99e48918625589e647f3e34b8b07cab31dd67ce5
Manifestecee5bf1baa51bcdc3645c2262a14ff7bcdca440e29d6a384ddfe65ad829825f

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
SignatureMRDC1JbelIwu5OAjQ299mitBPIMqMibhSwcdKM+JJGnHf0uBzB0A2VKTdH53PyxbTtNm0Z6OoLvxGOQMqerfCg==
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

2026-09-17T11:48:41.871843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024229
observed fa7e6ecd49b261b37faba62c99e48918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.854960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024229/manifest.json
observed ecee5bf1baa51bcdc3645c2262a14ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.836008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024229/publication.md
observed 43269cd1a6b8f2effe480cbfccb8ae7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.816559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024229/publication.txt
observed e80cbd00604636c436ec69a4f2d0345b...
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.