OpenTechnical

OT-2026-000043378

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000043378) never changes.

Identity and time

Publication numberOT-2026-000043378 · never reused
Internal UUID01a0ae7b-327e-758a-81d1-5f1e5f777ee5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043378
StatusPUBLIC

Content hashes

Canonical text3971d6ab896554bcc265f55070ead05fbe52ccd7372fd9f4c3281dc43229b092
Markdowndbf20643c0b16c8bb024c9b49cb0c58bb096e976a559e54f4ba2dcbeac560291
PDF
Publication pagee6e544d13b6e7fdeadeb04e160669a0437d4364e247a6cba119f0e15697319f5
Manifestf5bfcf9de42f97b977d54cb6267ee77db2ff082d548568a79d4ac7072cccd196

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
Signature6T3zYmXpnmnJVyrCjjHWKvmWQkDli8qw1UDXa4x4UXIHG0Eb20j+244H36xS7saNvS/Jy5IwCj7xvALipkbXDA==
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

2026-09-17T11:13:54.389612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043378
observed e6e544d13b6e7fdeadeb04e160669a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.369527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043378/manifest.json
observed f5bfcf9de42f97b977d54cb6267ee77d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.347473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043378/publication.md
observed dbf20643c0b16c8bb024c9b49cb0c58b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.329905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043378/publication.txt
observed 3971d6ab896554bcc265f55070ead05f...
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.