OpenTechnical

OT-2026-000066584

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000066584) never changes.

Identity and time

Publication numberOT-2026-000066584 · never reused
Internal UUID01a0ae8e-ce41-7e0b-9a82-f0b4e9171c94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066584
StatusPUBLIC

Content hashes

Canonical text8443e5635ee2ad9ff56e1855dd1d99bf95ef09decc6a3fbfcf55e59f2affd88c
Markdownf731be6c504b6f8dacdf0c234c33ca30c282b7567ec209b958e728783f72bfa3
PDF
Publication page434d75890fb27af78bbbc6fabaaca200ab86ad914263f5470eb92a0b05a0bf99
Manifest024b2d945f6761a65e8bd301c97fd7d3c252194264f4887a9bba891814a8a4f3

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
SignatureSRY71Y6Vdx1E9lj/oBkownM8o4M90j6sPT90zh1ge5BoZdwmDkiqo+eJl6zftUEe6ifSAdsNcHYrWMvxo8mdAA==
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

2026-09-17T10:32:51.567994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066584
observed 434d75890fb27af78bbbc6fabaaca200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.551246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066584/manifest.json
observed 024b2d945f6761a65e8bd301c97fd7d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.533678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066584/publication.md
observed f731be6c504b6f8dacdf0c234c33ca30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.516629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066584/publication.txt
observed 8443e5635ee2ad9ff56e1855dd1d99bf...
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.