OpenTechnical

OT-2026-000038502

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000038502) never changes.

Identity and time

Publication numberOT-2026-000038502 · never reused
Internal UUID01a0ae78-2d53-71c5-89bb-42e421d129d4 · 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-2026-000038502
StatusPUBLIC

Content hashes

Canonical text8c23279238e93a23c9036738b6af025f4343ddcf2eaa971ba8c586d42fd8edda
Markdownb3cd1a8a999b7b336f50d77edfd0394063f4af0e8779bacdfb8fc703b7937aee
PDF
Publication page1747b1e00be0a3978bcf64dbdd805c9d0b8abfbf68e83aee9478623cdebcce75
Manifest2ca309b7a499115fea95f7912e4c6336de0cb4eb55f145de22801bbcd28f4e87

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
SignatureH372gK9UsJ9ng+QDo0ENjmroj0i/oKxGJSN8o1fS7hd32p3qIejIE+KJXTdRVXMuwgEJgP722DcDUy8F/JXwAg==
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

2026-09-17T11:22:44.983181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038502
observed 1747b1e00be0a3978bcf64dbdd805c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:44.964272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038502/manifest.json
observed 2ca309b7a499115fea95f7912e4c6336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:44.944192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038502/publication.md
observed b3cd1a8a999b7b336f50d77edfd03940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:44.922812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038502/publication.txt
observed 8c23279238e93a23c9036738b6af025f...
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.