OpenTechnical

OT-2026-000005219

Publication integrity record

Vacuum cup gripper, three outlet manifold, ejector fed, pressure verified, vented after set down

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-2026-000005219) never changes.

Identity and time

Publication numberOT-2026-000005219 · never reused
Internal UUID01a0a931-b007-7e49-966c-34bc30fc37ae · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:50:00.970209Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005219
StatusPUBLIC

Content hashes

Canonical textd6960d4927484ababf5a74890b340dabe1762dc9e8b851850ddd5bfb399e86b0
Markdowne18b136584e2b293a123eb9bca71d0ce877a04acddab38bec188ef4e83b574e2
PDF
Publication pageea3a428530c82d4067984e8f39bd33cfc750ae8e6ef0e4aa82c8123301c0b0f0
Manifest0c00cda7ad58ff3d1e999b3855c8747d7d716b42aac893c1e0611a072ecaca05

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
SignatureF+B42imUBUWgwFSjpqgEChRQJ6s8gQX13KKpN2Gy2DtBPpmRym6smATUescwQmbZxArpNw6TpJNKfg9fvCasAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T07:50:02.174975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005219
observed ea3a428530c82d4067984e8f39bd33cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:02.154993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005219/manifest.json
observed 0c00cda7ad58ff3d1e999b3855c8747d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:02.136421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005219/publication.md
observed e18b136584e2b293a123eb9bca71d0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:02.123139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005219/publication.txt
observed d6960d4927484ababf5a74890b340dab...
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.