OpenTechnical

OT-2026-000003885

Publication integrity record

Bellows cup vacuum gripper, two zone face, four outlet manifold, ejector fed

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-2026-000003885) never changes.

Identity and time

Publication numberOT-2026-000003885 · never reused
Internal UUID01a0a90b-5b4c-7936-8726-7373b86f90f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:08.911336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003885
StatusPUBLIC

Content hashes

Canonical text3b5f5da13c017f223259c70410eca3a25042f787ee3a20203d0bfba52e5d9083
Markdownea91ca520edf30a57067a90937855dfec2d9aa800db4000b7841052ddb8650cc
PDF
Publication pagea4d42c3b2944ff73c57c66905cb191612e1a72c3c3e5325db768468ec825dedf
Manifestd6011ee792de2802fa6ffe0067c2a9077d7d7ee5146dcc5fdf20da88a7e74a05

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
Signatureo/GIzERPyk11ddWV8V+vmORvX0HOtKPcVFl9TnqQqQQ2tZGgryKdM6xBtNJfufbm1rz0ifV6fszCPCNu9kr/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:14.414276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003885
observed a4d42c3b2944ff73c57c66905cb19161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.398176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003885/manifest.json
observed d6011ee792de2802fa6ffe0067c2a907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.381475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003885/publication.md
observed ea91ca520edf30a57067a90937855dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.364648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003885/publication.txt
observed 3b5f5da13c017f223259c70410eca3a2...
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.