OpenTechnical

OT-2026-000050310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000050310) never changes.

Identity and time

Publication numberOT-2026-000050310 · never reused
Internal UUID01a0ae82-5c47-7462-8471-a7685d8db55d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050310
StatusPUBLIC

Content hashes

Canonical text904a7f598cc54400e21ed9b28dac8abd98469fd5c810d9e33addf43e0f6be499
Markdownb45cc3c89732b43ff8dc7dff21da56ee0da856f17dd56adf700ee9585d7de7ef
PDF
Publication page5afe535b917f64ce3ceb94741db7ac29a9eaf04d034c6674016228919e9052ea
Manifest26f503824e544824e30f7f4c64745e1b7412651608200684658bccb6a38446d8

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
Signature7ev02XDRO97XSiZLwDxPukRd+VjNiGMazWn5XM/6uX4M4860YPn068meAPIzrh1XIaz/HOsMCb4o5zltQk5xDg==
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

2026-09-17T11:01:19.256197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050310
observed 5afe535b917f64ce3ceb94741db7ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.239689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050310/manifest.json
observed 26f503824e544824e30f7f4c64745e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.223560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050310/publication.md
observed b45cc3c89732b43ff8dc7dff21da56ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:19.205180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050310/publication.txt
observed 904a7f598cc54400e21ed9b28dac8abd...
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.