OpenTechnical

OT-2026-000034988

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000034988) never changes.

Identity and time

Publication numberOT-2026-000034988 · never reused
Internal UUID01a0ae76-6a1c-7a3a-8aef-be7eb2271fd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034988
StatusPUBLIC

Content hashes

Canonical textbfaa91894c94dc31f0e466c1cf227e43f0acedcd605c0c2fefbf7745f6463976
Markdown5767ad22186f715c87578dccba4e4e38aecaba972f8dedd958e195b8051557d5
PDF
Publication page8fdf468114e06abfe86e8ba30a9eace81c1e0115ae3cce684d2d45e760c8dd99
Manifestaf548317fe1162c00db94f57fc0eb89e5e6cfe1a6d9b282d0633a2b72f60ad94

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
Signature85QU9k4rfqrn29uV0IEHy6d1av8casIEfKZilbwRz8HWo6QtCByJiHj95LGthkRBs8v7gVQX0Lh4Vjpb3S0bCw==
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

2026-09-17T11:27:55.534287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034988
observed 8fdf468114e06abfe86e8ba30a9eace8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.516744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034988/manifest.json
observed af548317fe1162c00db94f57fc0eb89e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.498766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034988/publication.md
observed 5767ad22186f715c87578dccba4e4e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.478870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034988/publication.txt
observed bfaa91894c94dc31f0e466c1cf227e43...
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.