OpenTechnical

OT-2026-000088624

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000088624) never changes.

Identity and time

Publication numberOT-2026-000088624 · never reused
Internal UUID01a0ae9b-8f0f-7bb3-bddb-2f9007f7c4dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088624
StatusPUBLIC

Content hashes

Canonical textdbb65055ee10a7412b7f20e3697d29e2bd9198a9d853c557308a45463cb967d1
Markdown689cfa7663211267ec63ec4010bb0dc3e13c8e7dc89809e647b4920c8de0c579
PDF
Publication page11704a0462cab6ac555b286b80ddd18bfebebad6cb91f5d09b552032961f0cd8
Manifest9d6439ee578c86a8c1df938ba38a6853835e5ab54d052e929e3ec09c44a1a390

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
SignatureaBPodhYBgeNY8hnOdkeghSFPfK1RjEcGkEFP3T1XgA6tHmw5F9eyRAasYGcRywURXyjUarE2t7BPhPtXRUAdBg==
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

2026-09-17T09:47:50.157358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088624
observed 11704a0462cab6ac555b286b80ddd18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.140591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088624/manifest.json
observed 9d6439ee578c86a8c1df938ba38a6853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.122686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088624/publication.md
observed 689cfa7663211267ec63ec4010bb0dc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:50.104361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088624/publication.txt
observed dbb65055ee10a7412b7f20e3697d29e2...
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.