OpenTechnical

OT-2026-000083040

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000083040) never changes.

Identity and time

Publication numberOT-2026-000083040 · never reused
Internal UUID01a0ae97-c961-76c9-a890-aae97f6212cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083040
StatusPUBLIC

Content hashes

Canonical textd46e4b203d432ac2d8278bd6e373b2517481ac3e5a9fabe0bf8494a02b5d60c7
Markdown4a058a7d0d664b7cecbedf1757f26584adb72385756c148a64da9f3d499a0622
PDF
Publication pagee9d8bbae516dc9327e793b6216ba551dbf1982e5d7e0b7b9f63919b01b84eaa5
Manifesta6a4f3397b4ec6d8fca315355c1a3bbf2cb4e988d8c09aef1335fbec4dd767d2

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
SignaturepSMDLSrheWeM2zaemC45sbDM9QYIx/dtloAhqXC4sqyAIzqjUxfLvj7a0aCAG5C+T5Z8L6Um+jOaRl3StAFUBg==
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

2026-09-17T09:00:23.862007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083040
observed e9d8bbae516dc9327e793b6216ba551d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.845623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083040/manifest.json
observed a6a4f3397b4ec6d8fca315355c1a3bbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.826887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083040/publication.md
observed 4a058a7d0d664b7cecbedf1757f26584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:23.810474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083040/publication.txt
observed d46e4b203d432ac2d8278bd6e373b251...
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.