OpenTechnical

OT-2026-000084622

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000084622) never changes.

Identity and time

Publication numberOT-2026-000084622 · never reused
Internal UUID01a0ae98-e25b-7e3c-8005-eb6ac1a60554 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084622
StatusPUBLIC

Content hashes

Canonical texta79673622291592c9bb5c6edf38cdb353e49f5e0421dc3d07481de2f40a4ec05
Markdown813522207330ee1a3f451b1e255ff9f921660da473bf2fdfd8d327a89bfe46c8
PDF
Publication page285eac17385ff2fc25d71c6ebeb25b51098c8bb28b01896dd2526658cfc77827
Manifest766b63e424f7ee09adf2da17c6b70e25343e1b1ae1a9795699f8becdaa5727e4

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
SignaturemMktU1BDBkO04IxDVsfk66l4k8etNJsvU3gjTFNgzxEzyS0CXm7Ab97oCmlXPKHFcV9RXn2OtjVwfGas4G75CQ==
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

2026-09-17T09:55:32.128282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084622
observed 285eac17385ff2fc25d71c6ebeb25b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.111710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084622/manifest.json
observed 766b63e424f7ee09adf2da17c6b70e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.094979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084622/publication.md
observed 813522207330ee1a3f451b1e255ff9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.077418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084622/publication.txt
observed a79673622291592c9bb5c6edf38cdb35...
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.