OpenTechnical

OT-2026-000098344

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000098344) never changes.

Identity and time

Publication numberOT-2026-000098344 · never reused
Internal UUID01a0aea1-e965-7f21-b827-bca4e1b63b04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098344
StatusPUBLIC

Content hashes

Canonical textc7a080e54e0eb4c7e3d412b4830d47dcf4b531c3ef3530431b6382e13d6afd12
Markdown9084cbe3c9779902807430d5700aa09c24d9535c2303ffb60553628a2a06c203
PDF
Publication page0732d4869fbb19c2b8adb0762c4f651d6efcc0cfd076d42eeb694216d34a34ee
Manifest5bf6ce159d71397cef26cc996d3c7c0391b2e76d1e40ad4dd8567445c5259df4

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
SignatureuS/VuL6yNBGCe7xbQuYGSxHJkaciEag7va1jYh5SS2q1M9fENGrszVn1AsDiuh8iQPdkiaU/sDcNrEdGYOF9Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:33.744900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098344
observed 0732d4869fbb19c2b8adb0762c4f651d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.726067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098344/manifest.json
observed 5bf6ce159d71397cef26cc996d3c7c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.706772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098344/publication.md
observed 9084cbe3c9779902807430d5700aa09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:33.688592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098344/publication.txt
observed c7a080e54e0eb4c7e3d412b4830d47dc...
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.