OpenTechnical

OT-2026-000036431

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000036431) never changes.

Identity and time

Publication numberOT-2026-000036431 · never reused
Internal UUID01a0ae77-01d1-74d4-90d6-d3d6271b9037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036431
StatusPUBLIC

Content hashes

Canonical textcce4de21995b456f49aabcb7684753a23255bb7d4279944b4f41dc3b76a6b4bb
Markdown5a3c159baf18ac7456d8776d8b78807bf5279a19871d536475dcba82ef9d612b
PDF
Publication pagebb7cf0f9d82093e62b1e647ccbf8bd3b5af12b7ca63cffa60e118e45e2f0f9c8
Manifesta49e0bdfb03347e9a84ea975273d693e0094c48f9cd2aadb432b0f70897cb4b5

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
SignatureKlNeOD+teyopmnAG7hZNKz4lpd+4bbb2s9L2eu3WoQ1cwNN0+8KInEmBz5ME67cNtx+OIHbSct4WZb9wwMdPDw==
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

2026-09-17T11:26:49.482579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036431
observed bb7cf0f9d82093e62b1e647ccbf8bd3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.464691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036431/manifest.json
observed a49e0bdfb03347e9a84ea975273d693e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.447282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036431/publication.md
observed 5a3c159baf18ac7456d8776d8b78807b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.427137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036431/publication.txt
observed cce4de21995b456f49aabcb7684753a2...
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.