OpenTechnical

OT-2026-000048368

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000048368) never changes.

Identity and time

Publication numberOT-2026-000048368 · never reused
Internal UUID01a0ae80-4de4-7200-b5d3-85a22e1d8675 · 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-2026-000048368
StatusPUBLIC

Content hashes

Canonical textbcf31674970df5d579fc26a8ed3c16354477e51ef95d3ee3b68674f1b5bbec59
Markdowna5ed6edd49e76556ee45ea119794f83b87a83018ec3d7e3ba98e50c0d359f8c2
PDF
Publication page00950ab3acbfa9689f728a92da30c549efc2a721ddd7f43f01f36cb113e7f9ee
Manifest0cc93e8924cd1b41c9f5e6bd884ac17ab5d6eb3b6543be5de5e796fa0f42e9fe

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
SignatureCMwaPs4C9dZpZNEl9RGclFazLR3rFHGo7BKfXY3we+3TOVkc4gJSjy4iwLaKYnkTkEG6VS4B5xlk3UqJLhswDw==
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

2026-09-17T11:04:59.517496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048368
observed 00950ab3acbfa9689f728a92da30c549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.498397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048368/manifest.json
observed 0cc93e8924cd1b41c9f5e6bd884ac17a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.477676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048368/publication.md
observed a5ed6edd49e76556ee45ea119794f83b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:59.458112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048368/publication.txt
observed bcf31674970df5d579fc26a8ed3c1635...
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.