OpenTechnical

OT-2026-000007083

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, six outlet manifold, plant vacuum fed, plastic cups

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-2026-000007083) never changes.

Identity and time

Publication numberOT-2026-000007083 · never reused
Internal UUID01a0a972-118e-7a70-8773-3401a3d30598 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:20.241328Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007083
StatusPUBLIC

Content hashes

Canonical text3663351fe845f697a42935a8ab4676637ef31e15d477d0672732db0a7e3e8dfc
Markdown03b434a807d7cd9479c2d37ff6f4a1403c213ebd39696c82446ec8994043e1c3
PDF
Publication page405b0ce69080e39c03b90085db0b55f40699524335562dc600adbdfc3ae584ba
Manifestd0f32af358250d7852b80af0fca897301318ac2581634f53100d91a98e3ddf9d

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
Signature9tuM/Y/Ae/cAwZiQ3q9xyOCHR+ive3Yjii5kaFFUrXrfkhlLM0qfdn/v9+qhrkoFFtoAgU3+sA/Ronxo66RdBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:28.972275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007083
observed 405b0ce69080e39c03b90085db0b55f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.959018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007083/manifest.json
observed d0f32af358250d7852b80af0fca89730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.945150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007083/publication.md
observed 03b434a807d7cd9479c2d37ff6f4a140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.931686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007083/publication.txt
observed 3663351fe845f697a42935a8ab467663...
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.