OpenTechnical

OT-2026-000048960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000048960) never changes.

Identity and time

Publication numberOT-2026-000048960 · never reused
Internal UUID01a0ae81-134c-7bc9-8c63-6a20dd2dfa9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048960
StatusPUBLIC

Content hashes

Canonical text4ca7eb7aeabac16e68a893464ee7486898b06badf2b110897b34ba56533b3b55
Markdownbf6bdbebd982c94e327e7a018b519fe4fb3c32d83dfe87618077ed4f7fd6108d
PDF
Publication pagee0eb1874f2d3c0786ae92441da0d4761c35d538a906a62d9da141d1d8dfbba97
Manifestb0e5b6ad1886f531ce449bdcb1196e4befd2d13b241e35e5b63636815e35b9fe

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
SignatureSmf1imefzj0sXzzbNqTsnsjlHYwXDTOdxUcIcnxodic78CD+Sy5J5lqJgH+neaJI9BqBwIVc20I8wN7KWkmGAA==
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

2026-09-17T11:03:09.306536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048960
observed e0eb1874f2d3c0786ae92441da0d4761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.288804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048960/manifest.json
observed b0e5b6ad1886f531ce449bdcb1196e4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.269629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048960/publication.md
observed bf6bdbebd982c94e327e7a018b519fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:09.250193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048960/publication.txt
observed 4ca7eb7aeabac16e68a893464ee74868...
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.