OpenTechnical

OT-2026-000095601

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000095601) never changes.

Identity and time

Publication numberOT-2026-000095601 · never reused
Internal UUID01a0ae9f-8f75-7248-b866-19007b4af040 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095601
StatusPUBLIC

Content hashes

Canonical textb2ca5aa5c35609f7f3366db599e2d88f7a9baf96396f5497011be989cceaad67
Markdowne2f25416cc35e6c2e38b2cb1b38b4a0d85199b70943d5ad3fc1d643f6a9c0583
PDF
Publication page7c5c045a54c6025ef3f0d211032d1c2a87aadabb5f8991a0afe88cb17c2e0134
Manifest6890f151cad0cfa1fc47d4be9a077a0e2eb8f5f6dc7cce6d7af3d8d76d631483

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
SignatureRfnh8Fuy4cgDywWpGsyTnenXMsmEcmAmOFIXO3nlqLM3OS4DN/3MGLBRaM0EJtmKLHs/to0NHtexYlK6y9BnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:01.390608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095601
observed 7c5c045a54c6025ef3f0d211032d1c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.374633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095601/manifest.json
observed 6890f151cad0cfa1fc47d4be9a077a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.359975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095601/publication.md
observed e2f25416cc35e6c2e38b2cb1b38b4a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.344789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095601/publication.txt
observed b2ca5aa5c35609f7f3366db599e2d88f...
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.