OpenTechnical

OT-2026-000043650

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000043650) never changes.

Identity and time

Publication numberOT-2026-000043650 · never reused
Internal UUID01a0ae7b-92d0-7822-8bce-ebabda86071e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043650
StatusPUBLIC

Content hashes

Canonical text4ccc39f6022efb4376a6f64bb49696fe318b1e02fd204d81652eb41826ed1276
Markdown38ad80cec22ab5a2eeaeeb5809cf3761347f68c85ab2677251c7397936ed6916
PDF
Publication page6b05c7453bff375d09c94673f3a8d4baf2602fdf0f1c8edc2b6a05c0dbf7f341
Manifestc965eb249ed0e6c4f722a4df7a2bee009ad5144c021cc3ec6cc191897303599b

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
Signature/9j6W1Q8nhW58HIql+YJPfDB2DDXYQsCVc2HTJ9s5RTiAPEr6N89rruOeO8u+A6ujBAyFKqAtXKbaF9cq1t3DQ==
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

2026-09-17T08:41:31.242904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043650
observed 6b05c7453bff375d09c94673f3a8d4ba...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:30.755494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043650/manifest.json
observed c965eb249ed0e6c4f722a4df7a2bee00...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:30.258722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043650/publication.md
observed 38ad80cec22ab5a2eeaeeb5809cf3761...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:29.987706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043650/publication.txt
observed 4ccc39f6022efb4376a6f64bb49696fe...
fetched by grabo-systems from 34.44.131.203, 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.