OpenTechnical

OT-2026-000075083

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000075083) never changes.

Identity and time

Publication numberOT-2026-000075083 · never reused
Internal UUID01a0ae93-ac2e-7b8a-9ef7-08b1a799cb35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075083
StatusPUBLIC

Content hashes

Canonical text701fb21df76424a212dcb0cf2228c9869962c92ec7f97297d0f223f7bb520055
Markdownec483f1fbc2b62ba916bf5c2e6bc707a701443c8335a3fed24a066546b7ab189
PDF
Publication page3a1e9168e245691c612eae310b56b1b5e1f91d2ea6f89cf64fcfd1cb94fa6df1
Manifestfd3fecaef89ef4aa6a3beb8ae11acb5319f16053976a547a66dd0ebb885b27dc

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
SignaturerkssuVHr+7ep4ezA4DuFRbdtoCF8i5cM92cfMHTO6KH0roEWsOb5U57ofuisC7hAaY2ArGiR58vsrXnFgLmTAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:54.296166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075083
observed 3a1e9168e245691c612eae310b56b1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.279934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075083/manifest.json
observed fd3fecaef89ef4aa6a3beb8ae11acb53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.262376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075083/publication.md
observed ec483f1fbc2b62ba916bf5c2e6bc707a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.245746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075083/publication.txt
observed 701fb21df76424a212dcb0cf2228c986...
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.