OpenTechnical

OT-2026-000092022

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000092022) never changes.

Identity and time

Publication numberOT-2026-000092022 · never reused
Internal UUID01a0ae9d-43bc-7114-8bd4-5898a93cbbb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092022
StatusPUBLIC

Content hashes

Canonical text08e23be5e75dabe6f76b103550f9612ee5b38e9352f984f1fb6dfb695b2b4e94
Markdown1afac0bbe9453755d3de9c5092fd2c07c6647bc16c13aa87ef0bf5fc12155693
PDF
Publication pagec837c64bb17449cf686040553bb5fd2636d92aa4e323529b56da965d1aa25dcd
Manifest7b717c4a96596655812a444704b96058296a13c4d7def4617d2bc3610d6bf149

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
SignatureOg0GmsCIUebOxZ++oOV8eYNZjgrJsl5OwNfxNDNuxW2cH7KG11EKYAzgFZunc0RC58iCxpLvnJqm13tOsu3DDA==
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

2026-09-17T09:43:06.355003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092022
observed c837c64bb17449cf686040553bb5fd26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.336205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092022/manifest.json
observed 7b717c4a96596655812a444704b96058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.316540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092022/publication.md
observed 1afac0bbe9453755d3de9c5092fd2c07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.299256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092022/publication.txt
observed 08e23be5e75dabe6f76b103550f9612e...
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.