OpenTechnical

OT-2026-000086485

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained blow-off 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-2026-000086485) never changes.

Identity and time

Publication numberOT-2026-000086485 · never reused
Internal UUID01a0ae9a-2c97-72e3-9cba-353ce455656c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086485
StatusPUBLIC

Content hashes

Canonical texte27e318d1f31590b6306f9bf25cf0d60ca6d0a4003303d0a116167d811627a30
Markdownd3475c21eb255283ebc404eb6d040259b21d4d972386065e8354f786c5c3d54a
PDF
Publication page8fa17e85ab387eaaa261a9d03c8e849cc8a124586dd15c6f08bea804a6f7b912
Manifestc877b791f91a66e719413475755241c6c92443ff667ea4fa1b7155f101eb3a21

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
SignatureP7wVJfLFgeMoFav/qu6kntRbma023mojCof4CD9ou0J8SWqav333ts7VfQ7g7AS1uWhaA1LjAkKCvsuwnphKBA==
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

2026-09-17T09:52:17.850652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086485
observed 8fa17e85ab387eaaa261a9d03c8e849c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:17.829355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086485/manifest.json
observed c877b791f91a66e719413475755241c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:17.809552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086485/publication.md
observed d3475c21eb255283ebc404eb6d040259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:17.789454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086485/publication.txt
observed e27e318d1f31590b6306f9bf25cf0d60...
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.