OpenTechnical

OT-2026-000042065

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after 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-2026-000042065) never changes.

Identity and time

Publication numberOT-2026-000042065 · never reused
Internal UUID01a0ae7a-5d70-7074-b5b8-6a999d88c744 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042065
StatusPUBLIC

Content hashes

Canonical text75339e2160376b03d48de7846a34bca14d76e0017973c3c5536328ec9decc64e
Markdown3c94858a7b2105ba116b1b1352e41a08a4fc3138a01e8c4305d4a220866d5c85
PDF
Publication page976904e29264cf6f0b441593c8f26aa0531cf2312cee22e9a81cf52294b2db89
Manifestf28bc9ca85587359896943e30f80bc76bed009b490084fb5d99596d45c26f558

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
SignaturevG8Khf+Xskta/RhcLPObqcbUbx+DYE244Eh1QJttpsiAczTJzMwYi5mYJUapXNv8wZ4M42mqsG0rwwR16nG4Dg==
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

2026-09-17T11:15:35.219826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042065
observed 976904e29264cf6f0b441593c8f26aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:35.199389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042065/manifest.json
observed f28bc9ca85587359896943e30f80bc76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:35.182183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042065/publication.md
observed 3c94858a7b2105ba116b1b1352e41a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:35.163289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042065/publication.txt
observed 75339e2160376b03d48de7846a34bca1...
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.