OpenTechnical

OT-2026-000095766

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095766) never changes.

Identity and time

Publication numberOT-2026-000095766 · never reused
Internal UUID01a0ae9f-fac6-79c6-809c-1cea3b5b7e8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095766
StatusPUBLIC

Content hashes

Canonical textec1221e644589fc2c6fb445d70fbd0904a8f648973ae99a593d610309ce515e0
Markdown7c642af61b54d7da10e7110f0c1760f697b52156d859e4112a6513dcc2cb0b4b
PDF
Publication page7953aee39b4805af5778687e9e6693b572dd5cca03638b57ac3c203b9e981cc0
Manifest0604b899423b2c20e0a3b3d378b1c206b27fd0c90ce17cdfd8e1423a1f2dc160

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
SignatureEQdCBXNKpX1NDAeLc1lYq9bTrct7zm/xUpGk7dbpPdhnX/aZPg+71wL29io2u3XnIIC6GTOB62I+NHeVGWYcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:20.307566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095766
observed 7953aee39b4805af5778687e9e6693b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.291353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095766/manifest.json
observed 0604b899423b2c20e0a3b3d378b1c206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.274818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095766/publication.md
observed 7c642af61b54d7da10e7110f0c1760f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.256874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095766/publication.txt
observed ec1221e644589fc2c6fb445d70fbd090...
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.