OpenTechnical

OT-2026-000099616

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000099616) never changes.

Identity and time

Publication numberOT-2026-000099616 · never reused
Internal UUID01a0aea2-c975-75b2-9a0d-d6cf29118f6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099616
StatusPUBLIC

Content hashes

Canonical text473e44a5c5cbae04294b80cb6fdc57102f874103955418e5ac1fc83136f4cf70
Markdownff09c5cb85483d9c3c89a3e1efbd3f9908f3a20d6c74800adb90690ea983f3c2
PDF
Publication page7bfead8d176d4a02b7c28fb9b1a6ea3b8fbb7d91940b20391248d366b9843230
Manifestd46d760b36d77e4efaed8c484bf6cb536f3349a8892d5804ac9df981b61a09d1

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
SignatureGtTqSuFKlOjSzXQT43aVfdAbuGYgXAvXGvq9Bu6gGnPXHmAs8gUabYc0lKYtEoM77b1rwiTX3UosTPhEeweaCQ==
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

2026-09-17T09:29:32.787245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099616
observed 7bfead8d176d4a02b7c28fb9b1a6ea3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.769910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099616/manifest.json
observed d46d760b36d77e4efaed8c484bf6cb53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.752316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099616/publication.md
observed ff09c5cb85483d9c3c89a3e1efbd3f99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:32.736307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099616/publication.txt
observed 473e44a5c5cbae04294b80cb6fdc5710...
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.