OpenTechnical

OT-2026-000006340

Publication integrity record

Bellows cup vacuum gripper, three zone face, six outlet manifold, ejector fed, contact triggered

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-2026-000006340) never changes.

Identity and time

Publication numberOT-2026-000006340 · never reused
Internal UUID01a0a957-96e7-7ba3-9f7a-d9917bebade7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:24.905974Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006340
StatusPUBLIC

Content hashes

Canonical textb4a5a0eb1bcb9e4d7871dcf154e6af6de0c5a2b793798ca82b65199bb8c3ce1d
Markdownf62fd1c6ee8b0e5e39d96a99ff15bbcd8ed2cbfc16f9d09f380ce47740cf3e78
PDF
Publication pagec666cf397b036284524caaff6fe28fe89eb4c0ecbd247c138a4c2c4be7bd4a72
Manifest7fc87947d588c52173e57852072a2925a5fc36ef0da1d331f4af15508c78bda1

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
SignatureVKFHJwN5ib/sVLiDbQpIDvVdZbptuWo6ZmCSWZKgGcih8NuXxSGxJmoOLvaegWDQsl152HqGdPSJuHEDt9cDBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:29.417357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006340
observed c666cf397b036284524caaff6fe28fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.403401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006340/manifest.json
observed 7fc87947d588c52173e57852072a2925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.390426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006340/publication.md
observed f62fd1c6ee8b0e5e39d96a99ff15bbcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.375890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006340/publication.txt
observed b4a5a0eb1bcb9e4d7871dcf154e6af6d...
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.