OpenTechnical

OT-2026-000071959

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000071959) never changes.

Identity and time

Publication numberOT-2026-000071959 · never reused
Internal UUID01a0ae92-47c0-7f40-8f97-47b3e57856a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071959
StatusPUBLIC

Content hashes

Canonical textc0feffedde53c3e18d5dec6a50ee1b40060aa33150611af1bd59c7a34241f202
Markdownbadf0c2b899d4ffae6265cf9b9a31cc4feadf4ae367cff866394e84d6259a05c
PDF
Publication pagee34f6c38e893bcb473bc9d94349a05534e550c412db90cce57ab253d4612b12b
Manifestf95f63404e202f1ff67da7cfd20f321a76dcd5b225949f048f7405a631997ba7

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/vJS8yctDkdK7IphuGLe4wrKHEJaJ8aXLs1niUH2L7rBWOd8Z/mKRf7X0zkaOyOPiwYCoF57x+SxA5cm6Jn0CQ==
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

2026-09-17T10:22:59.867776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071959
observed e34f6c38e893bcb473bc9d94349a0553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.853087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071959/manifest.json
observed f95f63404e202f1ff67da7cfd20f321a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.836654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071959/publication.md
observed badf0c2b899d4ffae6265cf9b9a31cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.819688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071959/publication.txt
observed c0feffedde53c3e18d5dec6a50ee1b40...
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.