OpenTechnical

OT-2026-000048536

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000048536) never changes.

Identity and time

Publication numberOT-2026-000048536 · never reused
Internal UUID01a0ae80-4de6-7c66-a490-835342b96a37 · 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-2026-000048536
StatusPUBLIC

Content hashes

Canonical textb567bbc84d6784da35f6744f4cd71993916d78b8aae165d686e387295e4fdbf6
Markdowne3c4dadfa68b6202da393a3a9f469a234d78f32af22cbf5cb455fa6c0d41c7f6
PDF
Publication pagee6ea44daeaee562442de9716f78101dc962dc0823a8b917f89104917a5ca39ea
Manifest8ccb7fc9a6b9f9455490b214fe895f7decb0ee68064be5e69674819a5f698ca9

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
SignatureJKaTSNVzbnPhi9xFi21i8dUOJt4Gr0NCF4MMDPMp4wBoAumo6vcEui6GJ92RU1vFI02lFuD58qYH9+1TYnrqAA==
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

2026-09-17T11:05:19.585195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048536
observed e6ea44daeaee562442de9716f78101dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:19.567489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048536/manifest.json
observed 8ccb7fc9a6b9f9455490b214fe895f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:19.547941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048536/publication.md
observed e3c4dadfa68b6202da393a3a9f469a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:19.529382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048536/publication.txt
observed b567bbc84d6784da35f6744f4cd71993...
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.