OpenTechnical

OT-2026-000082898

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000082898) never changes.

Identity and time

Publication numberOT-2026-000082898 · never reused
Internal UUID01a0ae97-8cca-7ffa-8e8a-895239a977db · 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-2026-000082898
StatusPUBLIC

Content hashes

Canonical text0862b7e6bf05e341f9ff01366a6a6b1d297fa345bcc33a006b806a6711c2c5f6
Markdown67233184edd1dbf33ccd9d7f4478d86edb13fe4d8d06ca3360421a5e41a9688c
PDF
Publication pageaf8381b2c9b7a3b23ef50a6aaf50f40b8a649c42e2f9d326af49851185b521f0
Manifestaf467f5b379170565002f02758db4c38a1bf7bbf90b88af952165083061219fe

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
Signatureu8jJMufDNgSmR9Y3WpUh1d3Yueic1xy1atxh1BgIpTBmV4VSCqx7bjjU8wQvtck1wUo/ccYsCFoAi5VZFPJLCg==
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

2026-09-17T09:58:35.092076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082898
observed af8381b2c9b7a3b23ef50a6aaf50f40b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.075163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082898/manifest.json
observed af467f5b379170565002f02758db4c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.056896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082898/publication.md
observed 67233184edd1dbf33ccd9d7f4478d86e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:35.030128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082898/publication.txt
observed 0862b7e6bf05e341f9ff01366a6a6b1d...
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.