OpenTechnical

OT-2026-000100598

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000100598) never changes.

Identity and time

Publication numberOT-2026-000100598 · never reused
Internal UUID01a0aea3-66f2-7ef0-a96d-ae12f62b530b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100598
StatusPUBLIC

Content hashes

Canonical text4d619f782ef8300d12ebed09660079c382af8de6faec79eca4f7e62759fa0443
Markdownde9ca26b06ed148fe39580d84cb694e957b579ee83b9e3d1c450237266db5c68
PDF
Publication page860fb1215ca1b1044e49f3e2fd693f04761848db5c170c2a138de465020838f8
Manifestc6741f16686f031d81fb9bfe42188030c38bdff6ac21904ce92c1684aea1446f

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
Signature2k1kaThhgczMx6cDdSGSuuXMXcIiXoeSmSrNhii4upzaxvn6QvElTP7ph0yIH6mXYqesgnHr+l2uXyLbRPbiAQ==
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

2026-09-17T09:27:23.317136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100598
observed 860fb1215ca1b1044e49f3e2fd693f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.293333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100598/manifest.json
observed c6741f16686f031d81fb9bfe42188030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.276298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100598/publication.md
observed de9ca26b06ed148fe39580d84cb694e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.259799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100598/publication.txt
observed 4d619f782ef8300d12ebed09660079c3...
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.