OpenTechnical

OT-2026-000067487

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000067487) never changes.

Identity and time

Publication numberOT-2026-000067487 · never reused
Internal UUID01a0ae8f-6bd9-717c-9629-5cc5c7703f10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067487
StatusPUBLIC

Content hashes

Canonical text40884a2774af9804851824435dd1b495cd634c20d221f067f30052e0b62efc7a
Markdownce060c860922f31be3216038427bc3e9ba2410616b9b98c5100dc37d21a9de22
PDF
Publication pagef7be0cd15a243aefcc11c6df4497068b5b35528103d93ebc9067f7feb823d885
Manifest805b81c6da3aa5a2bd5d589683695b75589eb71430b59fd80dcd04fb923a2f58

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
SignatureeinVQWmO0Z6MxP9JvjGyTAZv93LoVMRf9cV4bTQLuAcS+ZN8RqB5/WUs0rbB+K2pBFToewopjtB4NDv6PLW3Bw==
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

2026-09-17T10:31:46.630336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067487
observed f7be0cd15a243aefcc11c6df4497068b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:46.612034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067487/manifest.json
observed 805b81c6da3aa5a2bd5d589683695b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:46.591744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067487/publication.md
observed ce060c860922f31be3216038427bc3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:46.571092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067487/publication.txt
observed 40884a2774af9804851824435dd1b495...
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.