OpenTechnical

OT-2026-000067472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000067472) never changes.

Identity and time

Publication numberOT-2026-000067472 · never reused
Internal UUID01a0ae8f-6bd9-7e54-9475-a5cf644faaf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067472
StatusPUBLIC

Content hashes

Canonical text8f1c4617cec2034034b640b26710e7a962c884cea75f0c2990070612c1f71533
Markdownc0757a015ea43ad584735ebade3e2dd54004234fa6a7f2a543c60ed577d801db
PDF
Publication pagecabba66d1da6d0de13cadca0a48be042d29b626d8c425231dc1faabd8ebb074d
Manifest6c6ab8558862c3748c93c7d29864699ff805011d3adcb8b4e062069e20ef9ee8

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
SignaturewFBYbH3fPSN5yDGWPiVOtxvcX3I9Nuu7PiTMfhLipa3Frg83wgt1W0pujcBn4sMRM3Fwa00TQnC5r5FLtt1bBg==
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

2026-09-17T10:31:40.885757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067472
observed cabba66d1da6d0de13cadca0a48be042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.869651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067472/manifest.json
observed 6c6ab8558862c3748c93c7d29864699f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.853727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067472/publication.md
observed c0757a015ea43ad584735ebade3e2dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.838400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067472/publication.txt
observed 8f1c4617cec2034034b640b26710e7a9...
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.