OpenTechnical

OT-2026-000037533

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000037533) never changes.

Identity and time

Publication numberOT-2026-000037533 · never reused
Internal UUID01a0ae77-b8ce-70e6-8b82-672458979cad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037533
StatusPUBLIC

Content hashes

Canonical text68da414b8c0c80664cac6e78a9f8ba457cb51b063515634a1e97e7b0f4012fa9
Markdownae87e354c857fad383506ecda5ab131e1d9852d4600824526d761a3739718171
PDF
Publication page865cb15b734ebb474c9ef79679416e82e98c1962fbee27ed5fe4d80c7d2d86aa
Manifestffc3f9cf986b55eb35be9f5792db140ad2ad6bfc3c5e81c2eb3261a8ffc100c0

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
Signaturec6TR6t9U/Ytv7r5HWKMJYP0/mdqa1C0hqHzC7si88+YhS3comdiZNByLsowikSTxBW9MsKIhLbFi/FyWA2rMDg==
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

2026-09-17T11:24:04.153854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037533
observed 865cb15b734ebb474c9ef79679416e82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.135845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037533/manifest.json
observed ffc3f9cf986b55eb35be9f5792db140a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.118972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037533/publication.md
observed ae87e354c857fad383506ecda5ab131e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.088545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037533/publication.txt
observed 68da414b8c0c80664cac6e78a9f8ba45...
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.