OpenTechnical

OT-2026-000020366

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000020366) never changes.

Identity and time

Publication numberOT-2026-000020366 · never reused
Internal UUID01a0ae6f-437b-73dd-9df2-68e211f45970 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020366
StatusPUBLIC

Content hashes

Canonical textc3313d93da1bf9a5723a466faefe8e429d27c8fa7585ce0208720ebc2d55ec02
Markdown4b16053c30db1173e208710458b36c86cb82c8720464e7f74abba0815ee98777
PDF
Publication pagec87d5fd54f7afac915855af892b80170aa1e15d1b1ecad7b82704848e8a2b65d
Manifestb4d4c020aef0498df5e1ba55dc43de1ac9c951d199c10fdfade36a3c824283ae

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
SignatureVZdALBGSqYrESvS0ZzOVFVi4ZWyZx5Jq8tbvfCLzDME+hLuYUWXQP6qXRClxfZtgLE6m0HIUDGpgusvXSVkjBQ==
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

2026-09-17T12:00:10.273121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366
observed c87d5fd54f7afac915855af892b80170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.238606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/manifest.json
observed b4d4c020aef0498df5e1ba55dc43de1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.211925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/publication.md
observed 4b16053c30db1173e208710458b36c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.186039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/publication.txt
observed c3313d93da1bf9a5723a466faefe8e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:19.971130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366
observed c87d5fd54f7afac915855af892b80170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:19.951418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/manifest.json
observed b4d4c020aef0498df5e1ba55dc43de1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:19.933576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/publication.md
observed 4b16053c30db1173e208710458b36c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:19.915168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020366/publication.txt
observed c3313d93da1bf9a5723a466faefe8e42...
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.