OpenTechnical

OT-2026-000038582

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038582) never changes.

Identity and time

Publication numberOT-2026-000038582 · never reused
Internal UUID01a0ae78-2d54-72c5-90d9-a08e96cb76f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038582
StatusPUBLIC

Content hashes

Canonical text5650cda646d1cacc8bb79d80c8ceefd01b22b17c27d683842654337ca1359498
Markdownd81149ae90cc7b686e9f3a8c31be659188cce5b31f0552d96e9e8c44381740dc
PDF
Publication pagebb36e1e61e5689f215a5438265404b6080ee1046a6a5575a74b99dea71fba70b
Manifest64ff08ac9ee6b6de5cf6614dfc6d14a0900ce3ea9de04c880a309998838100f1

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
Signaturer2Pgl2D+Q3RVEs2FrSv3/dW6dD5im52JCYgSvKpB1srFA0W0hyiQgUSBWdDF94aKWlpyvGUGQiMv0BXFSlcdDg==
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

2026-09-17T11:22:51.683992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038582
observed bb36e1e61e5689f215a5438265404b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.668605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038582/manifest.json
observed 64ff08ac9ee6b6de5cf6614dfc6d14a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.650884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038582/publication.md
observed d81149ae90cc7b686e9f3a8c31be6591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.631489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038582/publication.txt
observed 5650cda646d1cacc8bb79d80c8ceefd0...
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.