OpenTechnical

OT-2026-000005779

Publication integrity record

Vacuum cup gripper, six outlet manifold, pump fed, pressure verified at each zone, rubber cups

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-2026-000005779) never changes.

Identity and time

Publication numberOT-2026-000005779 · never reused
Internal UUID01a0a944-9899-7f49-9fc3-e177f4d2e0da · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:10:40.156669Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005779
StatusPUBLIC

Content hashes

Canonical text5114be5ca3ca8e71d7ee5596a6058033ba4ca48274924c0707c86632f5ab4d77
Markdownee474c016576e13d7c3ca01d82daf8a29c4e8f031c9c7450775f8001cff651ec
PDF
Publication page3d66621ba416bdc30ac9114d519345339114621025c4b4d20e6236d13d56402d
Manifest188a462e1ce9ed7f62d4b517f02856ea4290cf3692dfd700c5d2822a00ae4253

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
SignatureE/Qkwije3lTGtfS0/BZw1tDdMz8aGgoEndFRPDu0imVqItJNupSpG+a2eqUucDAaLGQ9obwnRnCGPC2M/jvqDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:33.896894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005779
observed 3d66621ba416bdc30ac9114d51934533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.881318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005779/manifest.json
observed 188a462e1ce9ed7f62d4b517f02856ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.740748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005779/publication.md
observed ee474c016576e13d7c3ca01d82daf8a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.726232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005779/publication.txt
observed 5114be5ca3ca8e71d7ee5596a6058033...
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.