OpenTechnical

OT-2026-000009055

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000009055) never changes.

Identity and time

Publication numberOT-2026-000009055 · never reused
Internal UUID01a0ae6b-31b8-7201-9523-88b6d4a92635 · 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-2026-000009055
StatusPUBLIC

Content hashes

Canonical text4b6539b4c8bc88819dcaca67878eac18a535478efdaeb1be447ea28c0d44fe49
Markdown141d48d73d0de64511cfcf6d2ab44049faa21fb50ad3060ff51500a1a9b66098
PDF
Publication paged9d55b453bd32dd1e54e0b3f83ba8f5a6b7c462805777b40feb5d222e68e4455
Manifestb2408b9a0762481bd7989f41cae0546d0c043dc7451d5d0b875006b83078db92

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
SignatureaZHbEqthorJT93+g8bq1CbLbyk2+Fh/Iw/YiOgz8i+OnWWKLB5nmIgvpYy8HdKEW+FVLBewmnUacdProZeshCg==
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

2026-09-17T12:17:42.515182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009055
observed d9d55b453bd32dd1e54e0b3f83ba8f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.496706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009055/manifest.json
observed b2408b9a0762481bd7989f41cae0546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.477262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009055/publication.md
observed 141d48d73d0de64511cfcf6d2ab44049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.456238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009055/publication.txt
observed 4b6539b4c8bc88819dcaca67878eac18...
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.