OpenTechnical

OT-2026-000071682

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented before 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-2026-000071682) never changes.

Identity and time

Publication numberOT-2026-000071682 · never reused
Internal UUID01a0ae92-1e91-7067-9bce-464984db1113 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071682
StatusPUBLIC

Content hashes

Canonical textbcac8686d0e97141a8426bcdd3777cf619ad4e49d9486bdf18c8b5f0d0fd9ab9
Markdowndad6e3205994391fefea8e292b147341fec0089933262b4406cd7fcb7018f8e5
PDF
Publication page864560c0d1483df4e5aad157ff08bf31a914b8e0fd3b7ffc927338877ff7abb1
Manifest770cf9df3a83dda3745e6b898261c75c4e4f7868e300ce204d0e8667e29862ca

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
Signatured3ofZqqvEwf2bE9I3yudrJNitkQCR7qAPTzVsuPneIXeTNUwlll/RFMpFigcO/AT/NRAt1QKDjtprEoQnBpkCQ==
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

2026-09-17T10:23:43.641398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071682
observed 864560c0d1483df4e5aad157ff08bf31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:43.618191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071682/manifest.json
observed 770cf9df3a83dda3745e6b898261c75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:43.590873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071682/publication.md
observed dad6e3205994391fefea8e292b147341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:43.564527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071682/publication.txt
observed bcac8686d0e97141a8426bcdd3777cf6...
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.