OpenTechnical

OT-2026-000038772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000038772) never changes.

Identity and time

Publication numberOT-2026-000038772 · never reused
Internal UUID01a0ae78-769e-7012-8e58-00c1282630c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038772
StatusPUBLIC

Content hashes

Canonical text9f5a963611d40409c95b01b02512e5901b1929d96f78a01a438828e4c3e3ca6a
Markdownbe6fd46c506a17aa02a145b78d8c8659c79cda9dfb8518a97b6b23b5ad5f8f22
PDF
Publication page75b93f98450f5b7426a83897ee6577649d71d5960f14793b6711517cf924803c
Manifest355d09c8921e9d1909f7a299e16a7062fa6ee501f279f0ec24771ea0710461f1

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
SignatureqQjYXjWM7/eencRC70jutOLqk+X0kyIAVulcqulnsYzz1BsEXuJ9GY7wHmOW3KqUDNbcvXK+jasTe6mHHmjMDg==
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

2026-09-17T11:21:18.906455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038772
observed 75b93f98450f5b7426a83897ee657764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.885864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038772/manifest.json
observed 355d09c8921e9d1909f7a299e16a7062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.868488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038772/publication.md
observed be6fd46c506a17aa02a145b78d8c8659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.847909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038772/publication.txt
observed 9f5a963611d40409c95b01b02512e590...
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.