OpenTechnical

OT-2026-000035709

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000035709) never changes.

Identity and time

Publication numberOT-2026-000035709 · never reused
Internal UUID01a0ae76-b4c7-72b5-b957-478d5e9573b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035709
StatusPUBLIC

Content hashes

Canonical textc5d1404d69d2944b8475c60c09d3c6f239077daf84b6eda3714d2f5948de0dae
Markdown1fe2ae4149cbae8ec770048f967690e01d87b0653c7f25e18e106e864f7b2361
PDF
Publication page679963035c7b0da44ac7f8a289bc48118970c3a46bc39b4c0e48891da7e676f7
Manifest688653dbff790708c3afdb8ecce76029a23c69aa774949cb1b67e207229ddece

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
SignatureL59RPRhPyWf8VYKEbtBOVeRgAVFd+bz3RzFh87F4PVAjh9acDNr4CajedoPCAe/4kNIr2lUSqgSB0UWvVEpPAg==
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

2026-09-17T11:27:17.596061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035709
observed 679963035c7b0da44ac7f8a289bc4811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.579524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035709/manifest.json
observed 688653dbff790708c3afdb8ecce76029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.561982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035709/publication.md
observed 1fe2ae4149cbae8ec770048f967690e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.544731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035709/publication.txt
observed c5d1404d69d2944b8475c60c09d3c6f2...
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.