OpenTechnical

OT-2026-000018039

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000018039) never changes.

Identity and time

Publication numberOT-2026-000018039 · never reused
Internal UUID01a0ae6e-96fc-7bbe-97cf-5a742843255f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018039
StatusPUBLIC

Content hashes

Canonical text5aba732ed40882ddbfe76ca4f9a0b292ac41a02ccbd0af170105bbb28becbc15
Markdown2f99b0eaf22ca449f6a15828e5184c4518d62c0f35ae4b4f188f3d30bc9c153f
PDF
Publication pagee63f8b89338329f98dbab22ae30293b9b65d9c10027751f05dd856cdc98fd448
Manifest3c417d1fd1f84e66fb019f6aafeef766ac234e2c612d5260dbb826375abcdd87

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
SignatureY1nHvqGC6Rnw/M2p5re6BRd1mLD00yWvsFUDnX2uz1ebImRbZlJEqZr9U/4q3c5ms3dFsTtlUIxzHOkJklwYDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:02:04.433350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018039
observed e63f8b89338329f98dbab22ae30293b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.417151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018039/manifest.json
observed 3c417d1fd1f84e66fb019f6aafeef766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.400083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018039/publication.md
observed 2f99b0eaf22ca449f6a15828e5184c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:04.382731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018039/publication.txt
observed 5aba732ed40882ddbfe76ca4f9a0b292...
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.