OpenTechnical

OT-2026-000093814

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093814) never changes.

Identity and time

Publication numberOT-2026-000093814 · never reused
Internal UUID01a0ae9e-508c-7e92-9bea-c83ddfcd8d77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093814
StatusPUBLIC

Content hashes

Canonical text8350f4eda571fa2d6d880f73b6f3edc9e49bb4a1e32272507775654d182272c5
Markdown4e7778e6f2a5910bc390fde0e0af8e3f21a6d921352406c2525e8054c3487643
PDF
Publication page877f3fc9b866c5aeff0537d52e31fc2f3b5f5cd2c796df44af7ac375e0340230
Manifestb0161954a0c8495bab812d7f0b983d3676d030a8db074fc103d5d376e117cded

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
SignatureDoflib7mpXR307E83uvNnTx27NOi2DFIcf28S1u4YKl1mBhl6dI/3JDi+OoHzYwo5UIO5Mi2v1zStbf71MQ8BQ==
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

2026-09-17T09:39:55.431783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093814
observed 877f3fc9b866c5aeff0537d52e31fc2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.414512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093814/manifest.json
observed b0161954a0c8495bab812d7f0b983d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.397518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093814/publication.md
observed 4e7778e6f2a5910bc390fde0e0af8e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.381181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093814/publication.txt
observed 8350f4eda571fa2d6d880f73b6f3edc9...
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.