OpenTechnical

OT-2026-000067373

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000067373) never changes.

Identity and time

Publication numberOT-2026-000067373 · never reused
Internal UUID01a0ae8f-6bd8-7468-928c-8bac7cfc7a02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067373
StatusPUBLIC

Content hashes

Canonical text6abbd7efb8e1404578a8c83b55be1c09d4fd69691fbe35428b57110405c19e43
Markdown584a37d690a124c752d87173d21001e33cd558d0adbafb1349d809b16ab0d26d
PDF
Publication pagebc64d65fe90e61c3dfd5f71d4d93733930497fc245bc2788228a6e70dd454c74
Manifest308d1aa1d70f61e71ba97da2b60b274b7f9973d80b1bc3f909e929a77cf5d0ae

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
Signature+vNKJ8StF2Fl96dFsLmdSrGe1PH1fL/oeUFojxqpY4a5vVXAs4oCKUDv32Xls31aFxfRlhCN/fVVJbESKhYfBw==
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

2026-09-17T10:31:33.619086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067373
observed bc64d65fe90e61c3dfd5f71d4d937339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.600862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067373/manifest.json
observed 308d1aa1d70f61e71ba97da2b60b274b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.583305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067373/publication.md
observed 584a37d690a124c752d87173d21001e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.567050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067373/publication.txt
observed 6abbd7efb8e1404578a8c83b55be1c09...
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.