OpenTechnical

OT-2026-000065091

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065091) never changes.

Identity and time

Publication numberOT-2026-000065091 · never reused
Internal UUID01a0ae8e-1df9-7f52-af00-6995e926b015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065091
StatusPUBLIC

Content hashes

Canonical texte828c69a6934ba3d6a2d0df64aa8aecd8190990ee138e52de1524b0483d01656
Markdowndc347f0180fe4a5e9b32a009285cf49d9c2c8ea7ce44f611640fb066bc7005af
PDF
Publication page9599fffce9de41838d77b4e5313123879c73f6b6f11e4777e60ca496c6cde279
Manifest75de6e4fd7e7f45a29b82d10e634c42ec98f38c4452bc3adeb9f24b861b77358

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
SignaturemI7tsMx+mARdHyb31DfsKHbiU5D6tBE6GwbT+ZBUhW1vxxp3ejbxGX2yUx7v0dif6dXgkwEeAyG4wX1ciTIwDw==
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

2026-09-17T10:34:23.772064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065091
observed 9599fffce9de41838d77b4e531312387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:23.749000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065091/manifest.json
observed 75de6e4fd7e7f45a29b82d10e634c42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:23.730588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065091/publication.md
observed dc347f0180fe4a5e9b32a009285cf49d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.845261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065091/publication.txt
observed e828c69a6934ba3d6a2d0df64aa8aecd...
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.