OpenTechnical

OT-2026-000082076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000082076) never changes.

Identity and time

Publication numberOT-2026-000082076 · never reused
Internal UUID01a0ae97-4d93-74b0-8217-24cf54e88c8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082076
StatusPUBLIC

Content hashes

Canonical textf3d466b78cc3219f33db92a39eaa1a42173a2212c4a2bb938c6c7096af6510dc
Markdown12a906d8d7ba6ee9afac9fe55594b400358be1585def377348083c1ef78f5494
PDF
Publication page6cf41da1f3cb146a11a013e2b39f5f2758f3b1a28370e92bce7e2603549c1a22
Manifest8190de1fb8d932609b85f1140170b3ae7752ccc3253f373b8fd444fb2cea5404

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
SignatureIX6zx166Hck+JE2BowhKAq6Q0iZOXRU4cuGKkQpqTTIBoV4fwQ2gGNrnRlgSSJyrcVReKKZ5teTO+jZcxyXnCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:52.740988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082076
observed 6cf41da1f3cb146a11a013e2b39f5f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.725216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082076/manifest.json
observed 8190de1fb8d932609b85f1140170b3ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.708063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082076/publication.md
observed 12a906d8d7ba6ee9afac9fe55594b400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.691586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082076/publication.txt
observed f3d466b78cc3219f33db92a39eaa1a42...
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.