OpenTechnical

OT-2026-000078829

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000078829) never changes.

Identity and time

Publication numberOT-2026-000078829 · never reused
Internal UUID01a0ae95-ccbd-7ca1-b6fd-42a212fecdb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078829
StatusPUBLIC

Content hashes

Canonical text9c62e9aa1404b54df936f7e1baf27ca73fa03edb2c52a814343f51d9df5bc53f
Markdownfb5e859eae7cbbbc0909abf44a45fe7dc43e28d63ad15d42ed5045568b5e8231
PDF
Publication page59dbb505b79f7827a8ad98ef306e1152fa2e9389479ff5d44a3a4dbd79d212b7
Manifest974bc09bcca6cec5d12c3d675fed0339ebcb30ee784f1b354b93748650d0da24

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
SignatureWJMM1+TvwZwtec8AA67cV+kp0m9eflM6cSqAokgUutCmIX1o0Q48PFlkI0kM8U2h6/DLJc1nuWmyiuerkMBJDg==
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

2026-09-17T10:05:37.626183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078829
observed 59dbb505b79f7827a8ad98ef306e1152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.606963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078829/manifest.json
observed 974bc09bcca6cec5d12c3d675fed0339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.588106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078829/publication.md
observed fb5e859eae7cbbbc0909abf44a45fe7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.570987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078829/publication.txt
observed 9c62e9aa1404b54df936f7e1baf27ca7...
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.