OpenTechnical

OT-2026-000009034

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000009034) never changes.

Identity and time

Publication numberOT-2026-000009034 · never reused
Internal UUID01a0ae6b-31b8-7746-b8b1-5a2395d95a19 · 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-2026-000009034
StatusPUBLIC

Content hashes

Canonical text1334c8aba01403bbdc2ff2f118e7a80289b6374dfe0ebfb23b0d99db6a311e1a
Markdown6f15685d7a725a8f99684e88782018d10721920cdcb6b1e00a56d6ab71ee022e
PDF
Publication page75493f383c23e6a6c3c48fff838dab4ecacb5176d6e80c55a1df5c3f2467066f
Manifest9ffd32bd9079fff55f5cab9e36828d1c79418e1197820e1b026eb9d2d99976ce

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
SignatureAaaFHJDTOq/bP+CnUo+eMbzN0HV1eWjiWoHgIz/smEDdOtD7/wbHWj5BO75i8/UnH73Wj4aVacD9QFaaTDfzDg==
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

2026-09-17T12:17:40.801715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009034
observed 75493f383c23e6a6c3c48fff838dab4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.780731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009034/manifest.json
observed 9ffd32bd9079fff55f5cab9e36828d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.760252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009034/publication.md
observed 6f15685d7a725a8f99684e88782018d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.739125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009034/publication.txt
observed 1334c8aba01403bbdc2ff2f118e7a802...
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.