OpenTechnical

OT-2026-000099327

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099327) never changes.

Identity and time

Publication numberOT-2026-000099327 · never reused
Internal UUID01a0aea2-8289-7f6b-8704-aa42433547b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099327
StatusPUBLIC

Content hashes

Canonical text0c2a9adc4edfff1c0ae6f6c7754604b912cdda39df21ab7caaed6ccb5256d110
Markdown61b2ae98af1424ea0a1ce840e3a34fbd12e3c93b81ac6775887bd6c6ebaed7eb
PDF
Publication pagedb0e60adf5ceeb8dc44def469a3219ecc3bf0cfc4523ccd14f09833acc588b95
Manifest2ad400f077ea65399429faac46f3d314bf43c8f558fa33cc3345d0d476a194ae

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
Signature/y7rsXUl3CTSoZE7Ug3f5ztMnNPYzD+IsI+Y2Jsoqeuk+SSHv/ZzB6uTQMl8AomD5lxy40SqHSNsYd+yrUBUAw==
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

2026-09-17T09:30:47.822868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099327
observed db0e60adf5ceeb8dc44def469a3219ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.803751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099327/manifest.json
observed 2ad400f077ea65399429faac46f3d314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.784140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099327/publication.md
observed 61b2ae98af1424ea0a1ce840e3a34fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.765706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099327/publication.txt
observed 0c2a9adc4edfff1c0ae6f6c7754604b9...
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.