OpenTechnical

OT-2026-000048326

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000048326) never changes.

Identity and time

Publication numberOT-2026-000048326 · never reused
Internal UUID01a0ae80-4de4-7642-afdd-78c075998878 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048326
StatusPUBLIC

Content hashes

Canonical texte852d095b8d093e48d747b850ff37d006248a7ee3f810b94cecf0f38fee2b6a6
Markdowned1375bab4d7a21e4e964cd0ef575a25b57ecca0b752058c75aa1c6d6ba57405
PDF
Publication paged6b0657d156eb6d55ff6e4ff420de08c297ccfb17d628f1f6bb8b9afe7a81f25
Manifest48aca3a88c163f8f8ef351a2a5ad7ee8167e125e6dca00ff328d93b77952cc32

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
Signature8VFDEohaiDPAJxhTS7f77WL7uv3V/EY3ZH8xRJhNBTddirLQTq0l9Y4Diyi8F8W/gBoPgPGqxyYNib0lPD5gDA==
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

2026-09-17T11:04:55.810944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048326
observed d6b0657d156eb6d55ff6e4ff420de08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.777166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048326/manifest.json
observed 48aca3a88c163f8f8ef351a2a5ad7ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.757940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048326/publication.md
observed ed1375bab4d7a21e4e964cd0ef575a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:55.722158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048326/publication.txt
observed e852d095b8d093e48d747b850ff37d00...
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.