OpenTechnical

OT-2026-000014841

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000014841) never changes.

Identity and time

Publication numberOT-2026-000014841 · never reused
Internal UUID01a0ae6d-d094-7282-95e1-247b6f9a681b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014841
StatusPUBLIC

Content hashes

Canonical textcfa09d7451dc190fe9967909d55f16c26d03372bbd87bd08bdc085a809989b63
Markdown6c166d154bd6605953ddddd16d54fc6c9a4a18a96da77e6ada65845a3526c46c
PDF
Publication page190412ab1cda02730be3eb33de874b1b1ca59deed14d3bee3f37905521ab9c4e
Manifest9651eb4350ee9ae0d462d8c896b77dccfd5133df6d1f710e2bf616b01836dc2d

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
SignatureNZLHajMYxbuXFvvDVj7tEnqYVsOQOtQ/BYPOPoUde6BZM94CEeHMwcMO0fozr5awJJY+dozKEjk4pfGQLa1gAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:45.070527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014841
observed 190412ab1cda02730be3eb33de874b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.053638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014841/manifest.json
observed 9651eb4350ee9ae0d462d8c896b77dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.034258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014841/publication.md
observed 6c166d154bd6605953ddddd16d54fc6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:45.015430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014841/publication.txt
observed cfa09d7451dc190fe9967909d55f16c2...
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.