OpenTechnical

OT-2026-000050965

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before 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-2026-000050965) never changes.

Identity and time

Publication numberOT-2026-000050965 · never reused
Internal UUID01a0ae82-c7b4-7f5c-a1ef-72d01c3409f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050965
StatusPUBLIC

Content hashes

Canonical texta6b25672c1fcbd37eeac748a46c605af8b993ca3e73e89facaffb6621764695f
Markdown9f446dc8115ae48eb17be05631c5363f6845b254417044eb0ec7fe62694d12fd
PDF
Publication pagea9cf04e77b3f4c7ad9a476bed4209e7bf9e87fae613acc5451497bf25f2da3db
Manifest9aef6e8d9dceeba304eadc6af4a6f6a36b8eb637e2504b16723ca8f449379a5e

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
Signaturem701X4/ZGAi3JryMEQ1MqkyRwdEESHyBQlZfsJyhw2dvnQotMwi0gFK8f896TwFeUB/V1jM/T++1HOmz89HNCQ==
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

2026-09-17T11:00:51.093739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965
observed a9cf04e77b3f4c7ad9a476bed4209e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.073481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/manifest.json
observed 9aef6e8d9dceeba304eadc6af4a6f6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.954213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965
observed a9cf04e77b3f4c7ad9a476bed4209e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.934473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/manifest.json
observed 9aef6e8d9dceeba304eadc6af4a6f6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.902792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/publication.md
observed 9f446dc8115ae48eb17be05631c5363f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.899269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/publication.md
observed 9f446dc8115ae48eb17be05631c5363f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.869746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/publication.txt
observed a6b25672c1fcbd37eeac748a46c605af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:50.867602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050965/publication.txt
observed a6b25672c1fcbd37eeac748a46c605af...
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.