OpenTechnical

OT-2026-000067202

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000067202) never changes.

Identity and time

Publication numberOT-2026-000067202 · never reused
Internal UUID01a0ae8f-14ff-7e90-84a4-f0c1ce0879be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067202
StatusPUBLIC

Content hashes

Canonical text8c84b3a447ae5a565d60e7d8ed5d661a4cb83d9759c8dc19fc900fec18044434
Markdown6be77114a74658101afead461d49ffe1278bb39e39eff7201e0d018b68e03783
PDF
Publication page55c978687c8eabdd4116181158494a07b054a949bc1009d688a315a24a17adce
Manifestb8e34f9a02eb516daff40928bf463a86ed711a4878d747030c175d26e71153a9

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
SignaturewXRysEqFX9hvThaeWAHHnml35uRGdGEIrRrckrM871/knGXsz7Ho6xQd99SRPPz+lOZQJOLKVRFJM0p/040LCA==
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

2026-09-17T10:32:29.416839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067202
observed 55c978687c8eabdd4116181158494a07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.398470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067202/manifest.json
observed b8e34f9a02eb516daff40928bf463a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.382374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067202/publication.md
observed 6be77114a74658101afead461d49ffe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.365030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067202/publication.txt
observed 8c84b3a447ae5a565d60e7d8ed5d661a...
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.