OpenTechnical

OT-2026-000066948

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066948) never changes.

Identity and time

Publication numberOT-2026-000066948 · never reused
Internal UUID01a0ae8f-14fd-7cdf-a7fa-4ce79dc28c69 · 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-2026-000066948
StatusPUBLIC

Content hashes

Canonical text24f0d441780bd4e9cef321a9557448195aa6a70fc08263a7cb3e0ec6a4c7f6e1
Markdown65890656228abe6fdb9d26b9d9048aff04dde58af0a76bd54b14bb8ea6ebcae5
PDF
Publication page75fc2ce26859d3a215115403b5ff6649b85035282b31a425a6579648ba260d0a
Manifest3f5d6f75b364c0b082e8336e666c6769a6fda9e3022adebe54beafc2136e06b3

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/6QAcJzl82aDN2W4Lgqh07EMePom28FWKOm7CDPoX+68lHqi2rCScJLJ9Fd+EP4T1dn3wFg6Y7NldlNxxD+SBg==
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

2026-09-17T10:32:09.738946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066948
observed 75fc2ce26859d3a215115403b5ff6649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.719675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066948/manifest.json
observed 3f5d6f75b364c0b082e8336e666c6769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.700592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066948/publication.md
observed 65890656228abe6fdb9d26b9d9048aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.683655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066948/publication.txt
observed 24f0d441780bd4e9cef321a955744819...
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.