OpenTechnical

OT-2026-000043740

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000043740) never changes.

Identity and time

Publication numberOT-2026-000043740 · never reused
Internal UUID01a0ae7b-d676-7dc6-baf2-a473f23df20f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043740
StatusPUBLIC

Content hashes

Canonical text349c76b9bbcfcbc7a7ba5ce24271ffa490782dccd147a9747457c6a23b75897d
Markdown8e05a4c3eb03e0190ff9cb2a18ff84982bc7ba5bbcbbcd1ccd70e0bb4f18efce
PDF
Publication pagea82276a65bcd39bca0f6e7fb2c9bef09440a11b0401c0c12b838facf7da91fd9
Manifestdf17ccd5e7765264d7dfd0a490dc83635207531ed9ffb6e6b79a378a184a2234

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
Signaturef69GzXd8zXhYfGB+MU/MAyoseupOEOAVJIFwn2vbET8ntn5bWh8dYijVtRI5r8pgbwyLkPdyQhdupR9cpth6Dw==
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

2026-09-17T11:12:01.075915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043740
observed a82276a65bcd39bca0f6e7fb2c9bef09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.056531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043740/manifest.json
observed df17ccd5e7765264d7dfd0a490dc8363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.036954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043740/publication.md
observed 8e05a4c3eb03e0190ff9cb2a18ff8498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.017366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043740/publication.txt
observed 349c76b9bbcfcbc7a7ba5ce24271ffa4...
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.