OpenTechnical

OT-2026-000063033

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000063033) never changes.

Identity and time

Publication numberOT-2026-000063033 · never reused
Internal UUID01a0ae8c-94a9-70ad-8824-458889ce26f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063033
StatusPUBLIC

Content hashes

Canonical text5f1f0a372ae2c27f43514a1f9840265882fdd8025b5ec3ca9d8fedbf99ba09e4
Markdowne3e0439f8fac2d539402a8e374d117f4bc7b07470f136ad5ee31efa30ad4ecc6
PDF
Publication page4c52c99baa451b6325c12930933b24b1c94c1786b6cd0db3c27c6d35681fd729
Manifestb92b8b4bfdd4c66a2ade05400437f2216037badafbe51fb9c87f81430d07c9ff

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
Signature+K6ReQuB0yl+mCZATUoGsZnKMGkTGb1AOP7WBNcQ12hJQ2mI6ycAuarQLNDJdV6FzXAXrPZpM8B6ZLYBZpxdBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:41.549323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033
observed 4c52c99baa451b6325c12930933b24b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.526258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/manifest.json
observed b92b8b4bfdd4c66a2ade05400437f221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.497140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/publication.md
observed e3e0439f8fac2d539402a8e374d117f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:41.470064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/publication.txt
observed 5f1f0a372ae2c27f43514a1f98402658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.308997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033
observed 4c52c99baa451b6325c12930933b24b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.292081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/manifest.json
observed b92b8b4bfdd4c66a2ade05400437f221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.273928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/publication.md
observed e3e0439f8fac2d539402a8e374d117f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:47.256534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063033/publication.txt
observed 5f1f0a372ae2c27f43514a1f98402658...
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.