OpenTechnical

OT-2026-000092871

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000092871) never changes.

Identity and time

Publication numberOT-2026-000092871 · never reused
Internal UUID01a0ae9d-b602-753c-96c2-a30e80d9fca0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092871
StatusPUBLIC

Content hashes

Canonical text80492399e6f805ef4e4560b6d4880802bbe3e5de44849095fb65f10a0019d0ae
Markdownf5a8d0e30a762f253b8de1a2affea5ba00ebb6c71739ae544fb80ff1b8d4327e
PDF
Publication page9ee8e431b762d22a301f29f7e668f93c8c92e0d0967a2b8dc5ee8825afd16d30
Manifestb33f67d39e238ac37344d88b74c9702f9abc7ba351b2c8d751ed278f35598082

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
Signature0fh9UjPnGJKAPXLfKceMAn/kMt58T2+dThtXst61aV+SvDFKkgGHDs21DGy5ktIyYz/3kIB9fajScGh2En/RCQ==
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

2026-09-17T09:41:31.987172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092871
observed 9ee8e431b762d22a301f29f7e668f93c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.967595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092871/manifest.json
observed b33f67d39e238ac37344d88b74c9702f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.948094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092871/publication.md
observed f5a8d0e30a762f253b8de1a2affea5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:31.929288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092871/publication.txt
observed 80492399e6f805ef4e4560b6d4880802...
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.