OpenTechnical

OT-2026-000036835

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000036835) never changes.

Identity and time

Publication numberOT-2026-000036835 · never reused
Internal UUID01a0ae77-773e-72fb-b78c-4377c02e29fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036835
StatusPUBLIC

Content hashes

Canonical text83b8349540aca442d8447971a361b4bb6cdacacf0228132b2f49224fcf851310
Markdown506420e2790eb7fa2b3d63e513a2f9455e66558c91280e78c14c3c542fc34b6f
PDF
Publication pageac9c769aabef0bcbd457642fc6044fafd3206443767e1db066121f7b686b20b1
Manifest8ce8a89d19fb46376adc4077def153638b8e60cbe7836c9a0c705f7f5adf8629

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
SignatureiYwSDw2VAcDtMLVurn8GH2JqDzdPXLDIJ0r0cHaE6ZsF9fjdXyYacZq8UsJ8vOcsq+a3FR+cj4la/D/c9fJECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:27.329143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036835
observed ac9c769aabef0bcbd457642fc6044faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.313100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036835/manifest.json
observed 8ce8a89d19fb46376adc4077def15363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.297237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036835/publication.md
observed 506420e2790eb7fa2b3d63e513a2f945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.280016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036835/publication.txt
observed 83b8349540aca442d8447971a361b4bb...
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.