OpenTechnical

OT-2026-000093258

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000093258) never changes.

Identity and time

Publication numberOT-2026-000093258 · never reused
Internal UUID01a0ae9e-0911-73ab-9801-81b848e33073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093258
StatusPUBLIC

Content hashes

Canonical texteb18712d1e7c6516aea95b0418121dc8d2eb15380bfca46365cac7814cc5d4e1
Markdowne730c19916ad4c67114aa516d6c6d7a7a539ecdcc8d6cc5f6f47bffe3aebde28
PDF
Publication page6975226c4f1d23c5d5d06cbca778c0454fcda486cbdf85624fbbeea2930bee09
Manifest79729029d952a2857c3e5b70e41f9c73f15da35f1994ba17b14236116e6b4982

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
SignatureuIRw75iBhfc0AA1ydpKeiKo9UfkGsu0woLtVakUJwYszrGhMh4a1n8IWcr60xBP4y8qJNl4sOjqQGh4yWSgPCA==
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

2026-09-17T09:40:37.194397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093258
observed 6975226c4f1d23c5d5d06cbca778c045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.177034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093258/manifest.json
observed 79729029d952a2857c3e5b70e41f9c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.159050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093258/publication.md
observed e730c19916ad4c67114aa516d6c6d7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.141544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093258/publication.txt
observed eb18712d1e7c6516aea95b0418121dc8...
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.