OpenTechnical

OT-2026-000082943

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000082943) never changes.

Identity and time

Publication numberOT-2026-000082943 · never reused
Internal UUID01a0ae97-8cca-7149-8b19-8a335558474e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082943
StatusPUBLIC

Content hashes

Canonical text11aee81f1a8828964fc338bf41f8a5a91c7e233b11e8bc2ab506a119e349ab94
Markdowne043e90f4134cbc74c0fa65f4ef1f24a6aae455fd723d120fb5fb0618530b9d5
PDF
Publication page11bef715d295b82e6f1d6f42c42ddbe4ea2cddcfafa1761fa7c8afc7996fa480
Manifest82da2067ae09e029555b6f137a386f0bb8f2ccc83e07e8fbb337a7465a3ce146

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
Signature5UbWeZEA1HbPKi38YxjyhqApkKppWk7jG37n9PZKYIzDpNI1qhTf6Cv4vSIl+MYVhpWUI5ogOLWclVLw1+hXDQ==
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

2026-09-17T09:58:38.326878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082943
observed 11bef715d295b82e6f1d6f42c42ddbe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.311205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082943/manifest.json
observed 82da2067ae09e029555b6f137a386f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.293350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082943/publication.md
observed e043e90f4134cbc74c0fa65f4ef1f24a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.277221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082943/publication.txt
observed 11aee81f1a8828964fc338bf41f8a5a9...
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.