OpenTechnical

OT-2026-000073403

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line 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-2026-000073403) never changes.

Identity and time

Publication numberOT-2026-000073403 · never reused
Internal UUID01a0ae92-efb8-7b77-93d1-cb6e2ad4f601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073403
StatusPUBLIC

Content hashes

Canonical text9e353eed895d178482309175c3f51dbc03d74571459223d4f21fa66e66500065
Markdowne3b3b6def6aa98b6e3998d8488c555950ec3862b9febe86b4df3424c85004232
PDF
Publication page37f99f59a6541cb8abd0bf7d453831eb7258c8cce21f76db43a76e8d896c5e49
Manifestef0995323fae5e05e27885c2f15ae0f52a47727b9d686202871269a61cefb295

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
Signaturec6KxTDwnDH/4dAckRSto2gIc7pq7eC2iAlLna0W8/Mp0LO3WULPt6ZX2/yQjrbSeZNlx0LHir8HUakkgZ2npBg==
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

2026-09-17T10:21:26.880032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073403
observed 37f99f59a6541cb8abd0bf7d453831eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.862410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073403/manifest.json
observed ef0995323fae5e05e27885c2f15ae0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.844128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073403/publication.md
observed e3b3b6def6aa98b6e3998d8488c55595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.826432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073403/publication.txt
observed 9e353eed895d178482309175c3f51dbc...
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.