OpenTechnical

OT-2026-000046080

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000046080) never changes.

Identity and time

Publication numberOT-2026-000046080 · never reused
Internal UUID01a0ae7e-032b-784b-8c75-b7e07f877fe8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046080
StatusPUBLIC

Content hashes

Canonical text2c53ea6aeaa130d4ee7b28932d503400fefdfad4668711780a67150d820436dc
Markdowne912995a810b107486f5c6c29a52aa9ae7dd03f63a88d6cfb0d479a57ee8bde0
PDF
Publication page4f03557d109f110e662a052c7ead216bd92a775a33751177f3dc53a4f600f902
Manifestb767de46c0512c4ce52776138ea9050afae27638177145d7bd94af634b6e7aff

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
SignatureaWy+srlV9x5HPA5aCeoHYJ+kDUnRB2n/Q0qVndRne/iW+URpN1TxyKVAQ5WJr+HAarPju8MSvswflJXuDhooBg==
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

2026-09-17T11:09:02.906199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046080
observed 4f03557d109f110e662a052c7ead216b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.887607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046080/manifest.json
observed b767de46c0512c4ce52776138ea9050a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.868129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046080/publication.md
observed e912995a810b107486f5c6c29a52aa9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.850020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046080/publication.txt
observed 2c53ea6aeaa130d4ee7b28932d503400...
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.