OpenTechnical

OT-2026-000016593

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000016593) never changes.

Identity and time

Publication numberOT-2026-000016593 · never reused
Internal UUID01a0ae6e-2d14-7d35-99f7-f14b5803fc48 · 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-2026-000016593
StatusPUBLIC

Content hashes

Canonical textbd30db5472bae9052bfaba7e33b17e84195662476c527b2f9e2c98b42cdf59ae
Markdowna13ef7bb4b3400c9442fc36dc5799fa1202736d75a8dc465960e84a4a9d1d415
PDF
Publication page1bd00014f1bd9b721d3ce9c5d924bbcc1a9e84616ced3e759dc7e9224d402993
Manifest5dab2147453dcafed67e0b8784976bb3418184c8b2ceb6f8b13f6f964c19ec6f

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
SignaturexSl6SJ1RAjIIbTbcA41MB50g6EksAmJdWJb1ZHPKQgTTNo6/e95NBQ3Tx/hHxYcmTbWPAti9PtiCQ6K9NYw0Aw==
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

2026-09-17T12:04:49.872596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016593
observed 1bd00014f1bd9b721d3ce9c5d924bbcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.856157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016593/manifest.json
observed 5dab2147453dcafed67e0b8784976bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.839208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016593/publication.md
observed a13ef7bb4b3400c9442fc36dc5799fa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.821955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016593/publication.txt
observed bd30db5472bae9052bfaba7e33b17e84...
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.