OpenTechnical

OT-2026-000067036

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000067036) never changes.

Identity and time

Publication numberOT-2026-000067036 · never reused
Internal UUID01a0ae8f-14fe-7593-9d7a-47497961fec9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067036
StatusPUBLIC

Content hashes

Canonical text4df83b9fca7f11f60d3c9158d0bd15a3e202ffa5a8960b371ed569ff8067cf10
Markdown9ce0e1395e15a87f815c0f47fce2a9242026238ce3b33feb539dfdcbfb788e28
PDF
Publication page8c78896fabecbfe319fcd02750f61df01c74bc80762d235648b5964d490dacd5
Manifestfbcd38715fb02b72acb2ca51ef75471514f039ee6196d5ef3b1e1e2624393110

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
SignaturerIMqEnXBUxPOEkJ93X2ZYQfGo83aqThZhL8bs+y5o80Q6YQHv9PfHnyTrcd6pXAJLNwLTxCnJZNJVa1LbR3eCA==
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

2026-09-17T10:32:16.471359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067036
observed 8c78896fabecbfe319fcd02750f61df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.451825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067036/manifest.json
observed fbcd38715fb02b72acb2ca51ef754715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.433423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067036/publication.md
observed 9ce0e1395e15a87f815c0f47fce2a924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.415344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067036/publication.txt
observed 4df83b9fca7f11f60d3c9158d0bd15a3...
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.