OpenTechnical

OT-2026-000051907

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000051907) never changes.

Identity and time

Publication numberOT-2026-000051907 · never reused
Internal UUID01a0ae83-7c85-7eca-82ef-7d771ec0ed36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051907
StatusPUBLIC

Content hashes

Canonical text2936560cb901829d0904671676f4cb12c6d81178cb63c98963dc924833059c2e
Markdown67e29f3ff85852f93b2e18766c78ba973f0272c2fa9ccac3881928d83be3b2b6
PDF
Publication page65c3ac5e25d198f4b32cfa3971cb0d354975b62c9b1ece799ab45f7a287bfe38
Manifesta4a5e9673f399d35ca6784d2abf0032dcd184d094cef3cf3e2d4596260f11073

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
Signaturex6RDyPnXl9imY6EByU6lsdEJw65BWDF2cKU6ieEWpREMlrNXoXC1NUanMflJRXo6xitUqzDU/ceGvuxj4+/iDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:52.410320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051907
observed 65c3ac5e25d198f4b32cfa3971cb0d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.393391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051907/manifest.json
observed a4a5e9673f399d35ca6784d2abf0032d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.376787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051907/publication.md
observed 67e29f3ff85852f93b2e18766c78ba97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:52.359842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051907/publication.txt
observed 2936560cb901829d0904671676f4cb12...
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.