OpenTechnical

OT-2026-000036815

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line 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-2026-000036815) never changes.

Identity and time

Publication numberOT-2026-000036815 · never reused
Internal UUID01a0ae77-773e-76b2-9393-d5f2b132d921 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036815
StatusPUBLIC

Content hashes

Canonical text5ffd4557b9d0d3f597c9b7233b366487a234f2c03d8ce0e77417e6fdea99c38a
Markdown2ac78fcd38b903ec73f9cb170bd392c9d59493eb39d955eb72822fb597b16319
PDF
Publication pagea3bf511409b34bc7bf858f896c303409c0b9ee41034be7b13e741e2aea85ddd7
Manifesta6d18b4fd7a62cf254cc7482b6c7114a0c2cd8e181df592849983d90f44db697

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
Signatureq3EWi+W4IlqW7Hk5TvbumObSM4HcPfjaMEyIIR5PRK1sC2MHD470myqfTkBveXRDxBj04giHAYBDkD1rXrk7Dw==
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

2026-09-17T11:24:25.716960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036815
observed a3bf511409b34bc7bf858f896c303409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.699036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036815/manifest.json
observed a6d18b4fd7a62cf254cc7482b6c7114a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.679937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036815/publication.md
observed 2ac78fcd38b903ec73f9cb170bd392c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.661116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036815/publication.txt
observed 5ffd4557b9d0d3f597c9b7233b366487...
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.