OpenTechnical

OT-2026-000100298

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000100298) never changes.

Identity and time

Publication numberOT-2026-000100298 · never reused
Internal UUID01a0aea3-3053-7ad9-8df0-e7bea0df05c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100298
StatusPUBLIC

Content hashes

Canonical textf0603cf6c09cc34d4c5f9379499ce5d6feda3a32fbaa87dbe5b942e9c44dfe84
Markdownde0dee1fb09171edc41cf1957355dd20fff931fc06672a28b996bd2990eae4f5
PDF
Publication page73a67e510b105c8625a035b76425545b599c030f81dfd886076066cea34f5184
Manifest1d32889cd864dffe153adc66472fabc18fc9d228e560b59db6b654b3a54495de

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
SignatureNbvh2TEZLdtWqRYDX17rkVt0+wW/CfsgqoElTesRJY++Yq/2fUkdwSt2Pg8SQa/L1IgDXyRVxdf9gn5GYGMWBw==
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

2026-09-17T09:30:06.864580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298
observed 73a67e510b105c8625a035b76425545b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.847995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/manifest.json
observed 1d32889cd864dffe153adc66472fabc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.831134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/publication.md
observed de0dee1fb09171edc41cf1957355dd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.812557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/publication.txt
observed f0603cf6c09cc34d4c5f9379499ce5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.569563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298
observed 73a67e510b105c8625a035b76425545b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.553029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/manifest.json
observed 1d32889cd864dffe153adc66472fabc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.535848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/publication.md
observed de0dee1fb09171edc41cf1957355dd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:36.519204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100298/publication.txt
observed f0603cf6c09cc34d4c5f9379499ce5d6...
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.