OpenTechnical

OT-2026-000067084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000067084) never changes.

Identity and time

Publication numberOT-2026-000067084 · never reused
Internal UUID01a0ae8f-14fe-7f24-ae24-37e434879003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067084
StatusPUBLIC

Content hashes

Canonical text5a8da1bccc6187b89d1295c8b801a1c3712c3006358f87e277d24f9f3d878102
Markdownb1f11e401289c8526d98a4a9ca5c63a5787205431ab721a956a7ca35f249c29f
PDF
Publication page2c623560bea9f40acd63b083d774ff486df2e5cb1be47a819f8613ca9c2406ef
Manifest9ce8a199c06e8b723b882ae613f0205b71046e90d2c1ccfadc43411be6f46701

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
Signature86/JUwBS6eh7cfQYzwl/CI0WBMtMZURyzHS+fTTXD6u2pG0/5NzpfaA4ojprgjQsMkt6Yo+TGgyjINuHozWYBQ==
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

2026-09-17T10:32:20.874597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067084
observed 2c623560bea9f40acd63b083d774ff48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.855670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067084/manifest.json
observed 9ce8a199c06e8b723b882ae613f0205b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.837495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067084/publication.md
observed b1f11e401289c8526d98a4a9ca5c63a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.819294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067084/publication.txt
observed 5a8da1bccc6187b89d1295c8b801a1c3...
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.