OpenTechnical

OT-2026-000008341

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000008341) never changes.

Identity and time

Publication numberOT-2026-000008341 · never reused
Internal UUID01a0ae6a-e469-7a7c-87c8-593a20814f32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008341
StatusPUBLIC

Content hashes

Canonical text9adba882f50def30ef74397959ba5d74b61669a4d8962488233b60eae8817e87
Markdown5ade25864c4576120f594d80937b644afef2fc06ffeb0938a3f56689427c1329
PDF
Publication page5ac255dee9675649dad8dc465f61a2e9b39934cbf31aff656b5a7ad5920fe85e
Manifest5acff4e1947648f14e36f8cfa052f96cfe7765355aae8123f052b27455b2bb92

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
Signature5CR6/o6Z/7udtpEFYnxDNEXovm5Wx37X48sZSwdKItyx7xos+xXt0DH+SlL+wkukqGkv+WHGVGmNST0TVNG2AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:09.542491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008341
observed 5ac255dee9675649dad8dc465f61a2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.523941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008341/manifest.json
observed 5acff4e1947648f14e36f8cfa052f96c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.505166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008341/publication.md
observed 5ade25864c4576120f594d80937b644a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:09.486288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008341/publication.txt
observed 9adba882f50def30ef74397959ba5d74...
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.