OpenTechnical

OT-2026-000024241

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000024241) never changes.

Identity and time

Publication numberOT-2026-000024241 · never reused
Internal UUID01a0ae70-e8c8-7fbb-be02-bd8499496788 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024241
StatusPUBLIC

Content hashes

Canonical textb59ef2c2373f4ee12c433284d04b17ea9ddb3428897a92a70f78029ffa224831
Markdownc86dbf989912c4d629f6dab31b9f2d7eac8432d222ce3edf92d7b1b5a79ed91e
PDF
Publication page45be328be3793729c0ae42f228023edb7e16e1ada4f88f8f9a3fe58c19f96ea6
Manifest81572629586240e915ff89099332a2a43ad325252c2108cbe942d713bb075890

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
Signature5o1U0T1m3oTHuz5i7Wlh/J1OT30oYDwzEIesu2oVXfE8y1JbBawPIVMCyNJvxuWytVWoJGTVFJlX+IsK3RgABg==
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

2026-09-17T11:48:42.905174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024241
observed 45be328be3793729c0ae42f228023edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.887788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024241/manifest.json
observed 81572629586240e915ff89099332a2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.867896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024241/publication.md
observed c86dbf989912c4d629f6dab31b9f2d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.848959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024241/publication.txt
observed b59ef2c2373f4ee12c433284d04b17ea...
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.