OpenTechnical

OT-2026-000064012

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000064012) never changes.

Identity and time

Publication numberOT-2026-000064012 · never reused
Internal UUID01a0ae8d-53bc-7012-ad70-8459ceff97a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064012
StatusPUBLIC

Content hashes

Canonical textae8da11115d5d69ae81c1f3f39a2c05f694cea41101d1313debc90a36bba498e
Markdown578c5081b8c805221e69a29ee66b836de129c6b7bf70df539200474e8510ef16
PDF
Publication page218ef5d3855218dc13e2eec4b90ad53e835be7a7f16f84e0742b93e069d08452
Manifest95a01daea978c5fd99223ed4449c336359cf0f8b667cea589868163afe45aaaa

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
Signaturex71jRvMLCK4/aFVnERJZIfc2416VxYUbObR4zUnnIJXLqQ8Kb5HWUZsqfB5nmZiWyYOVZIKTcoVWt1JlLhJPCA==
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

2026-09-17T10:37:05.575598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064012
observed 218ef5d3855218dc13e2eec4b90ad53e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.558291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064012/manifest.json
observed 95a01daea978c5fd99223ed4449c3363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.536220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064012/publication.md
observed 578c5081b8c805221e69a29ee66b836d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.517799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064012/publication.txt
observed ae8da11115d5d69ae81c1f3f39a2c05f...
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.