OpenTechnical

OT-2026-000044267

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000044267) never changes.

Identity and time

Publication numberOT-2026-000044267 · never reused
Internal UUID01a0ae7c-39d6-746f-b60d-ee70a457f04f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044267
StatusPUBLIC

Content hashes

Canonical texta4569aa8e7dffe6206c074c325ca770bc11c68ca2d0cfd5155381704ce70f34e
Markdown3f571a6a02f1bb6f03904d7ade30eb6e89a43b0e69515ece6bca509becbe3160
PDF
Publication page7634cf6f227e97dd8c6f9d0d9e67ba01a59307e6ad680afeb6c50353e43e0f01
Manifest157e90c1f26bb4caadcbce8b681cd426af3be13eaddf5f7fdc723f2262f6e1a7

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
SignatureZFhbZmy3lCb1YDhuxBptzCezPzk9TEcOWMpinwT57AFJBCj5fjIH+D+sIZgWQf5g1ptZ7CPPjmfrFHJABuipDQ==
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

2026-09-17T08:30:09.716901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044267
observed 7634cf6f227e97dd8c6f9d0d9e67ba01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.575363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044267/manifest.json
observed 157e90c1f26bb4caadcbce8b681cd426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.554844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044267/publication.md
observed 3f571a6a02f1bb6f03904d7ade30eb6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:09.536496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044267/publication.txt
observed a4569aa8e7dffe6206c074c325ca770b...
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.