OpenTechnical

OT-2026-000094881

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094881) never changes.

Identity and time

Publication numberOT-2026-000094881 · never reused
Internal UUID01a0ae9f-2dee-7dee-9178-6aeddae8a625 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094881
StatusPUBLIC

Content hashes

Canonical text7c6472acb04c340e80f6fa3041f26de36550754bb307afddbda518bc8a684b6f
Markdown5213c56fb2aa10504a63a86a500de047038a8f137a16d75983cc18a658ae8377
PDF
Publication page3073a67739b9182c477d42adcde83fd76acfeb7b5f99c377ae0c43c493299029
Manifest0d53b4f087a8a730ece5f2998cbfc2882e6208b5e05f46896b6cdf458a3a9c8e

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
Signature5nrJgj9kq8fLN9b9YW/1IW78dsk82ni5mf2AxXaCK4ZRMt8ci8MPTLMoOo4r6SPiDpRfLJHyyNegL1X5zwtBDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:23.070370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094881
observed 3073a67739b9182c477d42adcde83fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:23.053906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094881/manifest.json
observed 0d53b4f087a8a730ece5f2998cbfc288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:23.037595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094881/publication.md
observed 5213c56fb2aa10504a63a86a500de047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:23.020754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094881/publication.txt
observed 7c6472acb04c340e80f6fa3041f26de3...
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.