OpenTechnical

OT-2026-000044003

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000044003) never changes.

Identity and time

Publication numberOT-2026-000044003 · never reused
Internal UUID01a0ae7b-d679-7a76-8ccf-a1aa08636136 · 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-2026-000044003
StatusPUBLIC

Content hashes

Canonical text6a8947ffe3c66f7f309b6a1ae7a29427bfe0eee20126c22112f9eb2c9442a2d0
Markdown9128e28a7554831804b2f4bbf8cfada022145b8e26cd15f94d9c35de594a6fa3
PDF
Publication page53bc1744de3f6e2598c9869fd9999490785da5910ad6037d78dddbe4aa46c503
Manifest486113d74b860191cc6f039d99da7f798cbb19a6288b2bd5ac5736bd258ff37d

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
SignatureZ/dEM7cEXG9xKfKxsJju5+ZfMxdptXXFCp2ecjWf786PlwWxOAs81FtLfPpK4WtoC838O/17Ww2f9d3xT53QBw==
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

2026-09-17T11:12:22.780180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044003
observed 53bc1744de3f6e2598c9869fd9999490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.761336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044003/manifest.json
observed 486113d74b860191cc6f039d99da7f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.744527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044003/publication.md
observed 9128e28a7554831804b2f4bbf8cfada0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.725409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044003/publication.txt
observed 6a8947ffe3c66f7f309b6a1ae7a29427...
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.