OpenTechnical

OT-2026-000087165

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000087165) never changes.

Identity and time

Publication numberOT-2026-000087165 · never reused
Internal UUID01a0ae9a-9f2e-7d38-a6c1-5dccbccc2517 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087165
StatusPUBLIC

Content hashes

Canonical textcd04007165504a7980e70d64c3f6885a43615a3a904b6654f513cd0339001cdf
Markdown04e1960c8a8ee792da851aeb2a077ce05b9225c04ebe059effd59851b78c335a
PDF
Publication pagea96e86fe1836b1dd6cc485aa39afa0fe44afbd7f3b66c9cfd5b02406e1709cd6
Manifeste11619a60eb977612b7813d3ef823e92a0f9903d672a735f783d7731e120e5d5

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
SignatureHfCG4kNtArx8dYEIonpluw260NS7Z5g9lfDiaD6S2CBhTTWanquHZUMeJJregmjDGBoCDZjbMlY2IWbaL0jIBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:26.006858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087165
observed a96e86fe1836b1dd6cc485aa39afa0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:25.990158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087165/manifest.json
observed e11619a60eb977612b7813d3ef823e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:25.974428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087165/publication.md
observed 04e1960c8a8ee792da851aeb2a077ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:25.956950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087165/publication.txt
observed cd04007165504a7980e70d64c3f6885a...
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.