OpenTechnical

OT-2026-000032965

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000032965) never changes.

Identity and time

Publication numberOT-2026-000032965 · never reused
Internal UUID01a0ae75-4843-70f6-8a45-486496bb675b · 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-2026-000032965
StatusPUBLIC

Content hashes

Canonical textaa5602c0db363be50e657f73222ddf8e4a5fb9c665df17a346e9a31eb94a6057
Markdown501bb65dd88bd09368fe230b36b1a2d061e141e52b556bccdaec2bb4b80fd39f
PDF
Publication paged0879f325610961a7a1f581dfe7111a42dee3b05152d52df9da5d85d1962752e
Manifestcc05a8ce3a3336217b9a78524dc44ae920507c425373b087e60b6f3341dbf822

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
SignatureiPw7/OfMI6oV/FhHqfriJ08tsvWVAHwsJU3jsRN9ScKWTZEruC0PqSUHfOsm6h+eTIwP+C4Sjnvk38Ts/XYVDQ==
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

2026-09-17T11:32:34.362742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032965
observed d0879f325610961a7a1f581dfe7111a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.344985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032965/manifest.json
observed cc05a8ce3a3336217b9a78524dc44ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.324750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032965/publication.md
observed 501bb65dd88bd09368fe230b36b1a2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:34.306202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032965/publication.txt
observed aa5602c0db363be50e657f73222ddf8e...
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.