OpenTechnical

OT-2026-000039488

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000039488) never changes.

Identity and time

Publication numberOT-2026-000039488 · never reused
Internal UUID01a0ae78-9675-73e5-8933-8c4b84d0b9fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039488
StatusPUBLIC

Content hashes

Canonical text2399c9d066ebbe388e3c39a2674b02791cd03f5c29e0cb33b4a378039626c976
Markdown3e7cd20ea5d89aa775573f13d6cfaf006d16e0fe9d070921ac3f510baa0129e5
PDF
Publication page8b0e8549f78930fcd5e929ac56cd4dd29d94eb544db9e0ecc7612f61ebdc4301
Manifest6ae3266a1beb9c22ab6ef80c0538d7fb79748e835d279636a5da4d60a6563564

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
Signature+HiwE7jA5E+GMT5mBLfU5hQanLzO8hNbx3RXqilqYnInwjBt6aPro4SqW3AhhcISWvlzUSZyBMFPOaMS6B/bCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:06.896580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039488
observed 8b0e8549f78930fcd5e929ac56cd4dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.880393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039488/manifest.json
observed 6ae3266a1beb9c22ab6ef80c0538d7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.864197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039488/publication.md
observed 3e7cd20ea5d89aa775573f13d6cfaf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.847289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039488/publication.txt
observed 2399c9d066ebbe388e3c39a2674b0279...
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.