OpenTechnical

OT-2026-000016268

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000016268) never changes.

Identity and time

Publication numberOT-2026-000016268 · never reused
Internal UUID01a0ae6e-2d11-7db1-af40-90e930e81bd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016268
StatusPUBLIC

Content hashes

Canonical text436ddf4a4c6e5258e5e5be9ef02e44e4b7f430368a545376c3db052be4bbf257
Markdown79b90d8f9d12f497b65ee96760efc4a1b7fc507058385f413dfbd791387ea10b
PDF
Publication page81da3bab2327020c12eb512242fa44d2a45da00fa5195917206437c59c4f6543
Manifest5e46034129044ba2575294a1403f6c43051b64ed6801944f7d25bdebd4265871

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
Signature164DEsgAvZSeUYWy5Tq6vPa0vetNEKqonMtcw3xahhyR4mWwRqODtfVr8fP0vWHK+1uWn2h7QZPiIh0EvneeCw==
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

2026-09-17T12:03:44.814661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016268
observed 81da3bab2327020c12eb512242fa44d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.795846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016268/manifest.json
observed 5e46034129044ba2575294a1403f6c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.775043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016268/publication.md
observed 79b90d8f9d12f497b65ee96760efc4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.755035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016268/publication.txt
observed 436ddf4a4c6e5258e5e5be9ef02e44e4...
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.