OpenTechnical

OT-2026-000098440

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000098440) never changes.

Identity and time

Publication numberOT-2026-000098440 · never reused
Internal UUID01a0aea1-e965-7853-9a8b-26d9fcf4b583 · 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-2026-000098440
StatusPUBLIC

Content hashes

Canonical text92ede4e9f93f15ea30a131ae05696cb10431ce01677e355ce82a6c086fb836b5
Markdown457e7076a9bbdb16c1d351cbe6e6fc18569d54c536a08ab283933785bed07e7b
PDF
Publication pagee4e71651c061f9c759d33ca46615220ece66eb6e4876c1b54b0592107042b3a1
Manifest9bf37abfd487ae7a74cb8f0afb9021beab5a3bf6d44a23cd52c5b2cb519ceceb

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
SignatureXrlH13GueKE8k3cS5e/pyc919e2lDHGyDJNj0knqfUUOoSvra8s8EDdUfgHJg9OyqDi0YOl8lci9ETgAiRy+DQ==
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

2026-09-17T09:32:17.818790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098440
observed e4e71651c061f9c759d33ca46615220e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.801544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098440/manifest.json
observed 9bf37abfd487ae7a74cb8f0afb9021be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.783773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098440/publication.md
observed 457e7076a9bbdb16c1d351cbe6e6fc18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.765291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098440/publication.txt
observed 92ede4e9f93f15ea30a131ae05696cb1...
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.