OpenTechnical

OT-2026-000009018

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000009018) never changes.

Identity and time

Publication numberOT-2026-000009018 · never reused
Internal UUID01a0ae6b-31b8-7996-a664-e549c983bf3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009018
StatusPUBLIC

Content hashes

Canonical text39572b69bbae0c852eb201ccb3d6d4984b2f8b6764de41d663d62a340f50c20f
Markdown1bb2bfc59a892f225446457323d21669a06607520a79af2ee4501fb5122d0cde
PDF
Publication pagee5ba3e5e97d64998fbf1945b7a2b0b84ca6593513892e36b81e5164945d764a3
Manifestec3f8c707c32213b4b69b090272f9538c751ae62f3ab25f6c5ee85d6ef08b13c

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
SignatureaR4z5MGjBZEHQLlGWVB45lqsQEMr1cZSQICuyhOgLhibaRIydvoYA4ZVvpxUaXrCjz7IpIIfPNdrTFDggYp+Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:39.550988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009018
observed e5ba3e5e97d64998fbf1945b7a2b0b84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.533665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009018/manifest.json
observed ec3f8c707c32213b4b69b090272f9538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.513393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009018/publication.md
observed 1bb2bfc59a892f225446457323d21669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.493820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009018/publication.txt
observed 39572b69bbae0c852eb201ccb3d6d498...
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.