OpenTechnical

OT-2026-000032927

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000032927) never changes.

Identity and time

Publication numberOT-2026-000032927 · never reused
Internal UUID01a0ae75-4842-77b5-83e5-ace99423ad17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032927
StatusPUBLIC

Content hashes

Canonical textca522d72abf042344ff495c87a8b8e3982070dbc915dda434514b0ef1be05d13
Markdownd82c89871961fe3b48e66b7c8cdc25a3c815b569b6a7d1d88a81c8f58538e80a
PDF
Publication page0bd21c2fad33e042cc651a2e1e00ec0c5c03e0ccc2a3868cfc4c65489c559d49
Manifesta7f9121cd4421b3679afc7922b4afb9a401920751dac07dac0a2c9a04ce6ba61

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
Signatured+e99UsK5M6UcLtDkbHrSbC4IqLahQx3Icra3nPLgfrSIdKi10fJ0VoLQ8hLtwN4slYdkgiw+AGi0gDiHBE1BQ==
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

2026-09-17T11:32:31.408533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032927
observed 0bd21c2fad33e042cc651a2e1e00ec0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.390327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032927/manifest.json
observed a7f9121cd4421b3679afc7922b4afb9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.369747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032927/publication.md
observed d82c89871961fe3b48e66b7c8cdc25a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.349675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032927/publication.txt
observed ca522d72abf042344ff495c87a8b8e39...
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.