OpenTechnical

OT-2026-000068696

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000068696) never changes.

Identity and time

Publication numberOT-2026-000068696 · never reused
Internal UUID01a0ae90-2483-7808-92d3-164df9907755 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068696
StatusPUBLIC

Content hashes

Canonical texte89d6f51a1a8814577ade7caa91cb6150e70ffdbacab998212c1f52355b8d159
Markdowne18a861951781fa71741dfd6d953ba721857bbaffc3e1c9a458557d36b0fe752
PDF
Publication pagea65b1c42cada2bb64bdb609ac36a6584b91b8d849e64f6351ea0279a7ead3003
Manifest2d853463357be7b29d26e9f052321aac409c7db683609a57c2b416604e553759

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
SignaturefO2XBCCKyGjhwacdkZN+/llabakK1Ov5CI4orc9ph9h5rXIWKd/ibbCrBz4V4AYMqtAdz/xKRfBIQtjwygDqBA==
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

2026-09-17T10:29:54.250580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068696
observed a65b1c42cada2bb64bdb609ac36a6584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.232495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068696/manifest.json
observed 2d853463357be7b29d26e9f052321aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.214990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068696/publication.md
observed e18a861951781fa71741dfd6d953ba72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.198285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068696/publication.txt
observed e89d6f51a1a8814577ade7caa91cb615...
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.