OpenTechnical

OT-2026-000092051

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000092051) never changes.

Identity and time

Publication numberOT-2026-000092051 · never reused
Internal UUID01a0ae9d-43bc-7f0b-8559-8764e0daeda1 · 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-2026-000092051
StatusPUBLIC

Content hashes

Canonical text27a655981600a194f2724142f4e97afac08f11a374a694ecdc86cca86d7ac132
Markdown697617e311e85d72a3c11b4962ab2ffb1d54c7fc7cc614a75928f6a7cd1bb2e2
PDF
Publication page7b6328f4f0b834c505e23a491e54db6ce0f36c56d9c16474d035d3a6e588dd4e
Manifest013e3735861873542fbf25c78d1d912bc7cfcb59f74179a1fa20b9d0880e667e

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
Signature9lPReOw6YqwxpORyTvpm8+dIvhDGA9acK4/fvtcqReosxgsRgiPmKMX/ljkDXdpBx3HrTAZ5lHGG5N6FZaTEAA==
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

2026-09-17T09:43:08.799620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092051
observed 7b6328f4f0b834c505e23a491e54db6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.781277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092051/manifest.json
observed 013e3735861873542fbf25c78d1d912b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.763923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092051/publication.md
observed 697617e311e85d72a3c11b4962ab2ffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.746442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092051/publication.txt
observed 27a655981600a194f2724142f4e97afa...
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.