OpenTechnical

OT-2026-000059327

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000059327) never changes.

Identity and time

Publication numberOT-2026-000059327 · never reused
Internal UUID01a0ae89-8614-7995-87f2-978f7815475f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059327
StatusPUBLIC

Content hashes

Canonical textc5deba64808abb454eefb3e4bc03d8f5e639c0006b7f9044045d053ca85dd44c
Markdown2fabc6ef7d8848de560117d953fe3b370edd7af00fa120c212c948f08b53d969
PDF
Publication page9783b4122424e9b8f1bc4bb6216fb9c5c6ffe14bcc3ddd8ff8067b96ac35743f
Manifestab2238676f3e03320e85f3907f1e9a98a47fa73d774be8ee222e9c844488768e

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
SignaturejK5no10PCaChCcvWpVMWNepXlPJQVzKOcZ70RaGe27o7xl99LnGyaI0ya2LGzNECrp4RK99+Y7escTN34q1aDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:59.017000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059327
observed 9783b4122424e9b8f1bc4bb6216fb9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.998701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059327/manifest.json
observed ab2238676f3e03320e85f3907f1e9a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.979797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059327/publication.md
observed 2fabc6ef7d8848de560117d953fe3b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:58.963734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059327/publication.txt
observed c5deba64808abb454eefb3e4bc03d8f5...
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.