OpenTechnical

OT-2026-000064201

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000064201) never changes.

Identity and time

Publication numberOT-2026-000064201 · never reused
Internal UUID01a0ae8d-a45f-7c6e-8788-b5e99863005d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064201
StatusPUBLIC

Content hashes

Canonical text1a9c5bf1885b1c83e58e7ab5f80d1bcd6cea52ab18e812cd65c6bfa6174f0f7d
Markdown2747b2504263812e16b271c7626722d5f2d174b38e367417653d8da9a4fd9e95
PDF
Publication page4eaa467738726d02be01af543ad3ddf42e12c0504bbd590b5c491691744113be
Manifestd3c93dd779bc663e6ff3191b6a986974ba01bf1875dbb92a6761c28e5dea5c25

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
SignaturedlR90pWILxP9OMb8SYpKmEWRXNZfsQvC3B3/pFtQsIIRodBeeaRlVHYrmJboFM6Z1g0VE0h7SVZnxId0ktWDCQ==
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

2026-09-17T10:36:19.067406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064201
observed 4eaa467738726d02be01af543ad3ddf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.048782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064201/manifest.json
observed d3c93dd779bc663e6ff3191b6a986974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.029381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064201/publication.md
observed 2747b2504263812e16b271c7626722d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.010234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064201/publication.txt
observed 1a9c5bf1885b1c83e58e7ab5f80d1bcd...
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.