OpenTechnical

OT-2026-000018764

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000018764) never changes.

Identity and time

Publication numberOT-2026-000018764 · never reused
Internal UUID01a0ae6e-d521-7dc8-bb04-fdcb7d1cbffc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018764
StatusPUBLIC

Content hashes

Canonical textf84788a3b27ba1066b2d4fe267e23f32f0d5266b8972cd96a7af3812bf1ca540
Markdownd8ddd06aac01c507f265c00857ec2969cb5ca4472da6757d79717f006ba6f824
PDF
Publication page990208136d4f2d56a9a7b4655481b9a84f1f241dae066b253bd612acfbcc518a
Manifeste12035ce64837b3b8e58dcb1d7c240e6612018ee8547a6906e7eb279ed90df39

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
Signature8Rskk3+vCwUHFDkXfhySH6e4Q5naUdK12etd2un4deoGMf4r7XZumOfqA9CzzZV4EOAAaFML5oSJOwatDBbgBA==
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

2026-09-17T11:59:23.005408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018764
observed 990208136d4f2d56a9a7b4655481b9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:22.988203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018764/manifest.json
observed e12035ce64837b3b8e58dcb1d7c240e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:22.971261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018764/publication.md
observed d8ddd06aac01c507f265c00857ec2969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:22.952945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018764/publication.txt
observed f84788a3b27ba1066b2d4fe267e23f32...
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.