OpenTechnical

OT-2026-000057739

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000057739) never changes.

Identity and time

Publication numberOT-2026-000057739 · never reused
Internal UUID01a0ae88-2695-7f76-845c-50e67a02c87b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057739
StatusPUBLIC

Content hashes

Canonical text70a81dd22bded4fa4d55514fbb1c129f1bbae1429ed04e1d1392ee07812dd051
Markdown94b2af1af5ab492871b8d9f8d47d8490f488d9728cd4a6c133f622cb65da0bc5
PDF
Publication page348f53e74e3758c66230551e4d3cf75ccbaae28c13be4c3d0b5142cfea0e8dfd
Manifeste88e68ff8ac6b228c8d07e82a6b3c83613bf873c73f1d91d9af60ac7b0e1daa2

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
SignatureQVoa+vUBIqFa8SF9SXi39aeOnFdOCAkIzUWU07nA79+eT/QWU2TGGm+7vEj6A5TzH5fTFi2F3zLlYrcahuoDCQ==
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

2026-09-17T10:48:24.894754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057739
observed 348f53e74e3758c66230551e4d3cf75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.875695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057739/manifest.json
observed e88e68ff8ac6b228c8d07e82a6b3c836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.856618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057739/publication.md
observed 94b2af1af5ab492871b8d9f8d47d8490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:24.838702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057739/publication.txt
observed 70a81dd22bded4fa4d55514fbb1c129f...
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.