OpenTechnical

OT-2026-000007014

Publication integrity record

Vacuum cup gripper, per zone isolation, plant vacuum fed, pressure verified, vented after 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-2026-000007014) never changes.

Identity and time

Publication numberOT-2026-000007014 · never reused
Internal UUID01a0a96f-8fe1-7e26-b6d8-7ba483d61ab8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:35.971820Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007014
StatusPUBLIC

Content hashes

Canonical textbc86eeff31e71a9009897651182b64821b5f12d5b026c4890233400ee0c1b958
Markdowncfe7ff7299404d50c72e92715410975d1b36b7fdaa714181f93d4125ab13f428
PDF
Publication pagead7c84e64dc73b6cce2d70a4e18d88a1a217d49bb50788216e38133f59e99409
Manifesta93a70ed713327a6280712391c13b69f7b93753bbe59371b68080e11f23da57b

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
SignatureyVBlFmQZvlPdIfdOilTT5HF+SS9iTEJAbhe20gu8LKzQBvXMCrW2Xj2yZSQsi0LoBZ7qttnPJGxABpi4JAlLAg==
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

2026-09-16T09:00:11.686748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007014
observed ad7c84e64dc73b6cce2d70a4e18d88a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.673654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007014/manifest.json
observed a93a70ed713327a6280712391c13b69f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.661890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007014/publication.md
observed cfe7ff7299404d50c72e92715410975d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.649671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007014/publication.txt
observed bc86eeff31e71a9009897651182b6482...
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.