OpenTechnical

OT-2026-000027384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000027384) never changes.

Identity and time

Publication numberOT-2026-000027384 · never reused
Internal UUID01a0ae72-6997-7cbf-8635-a26af2a10011 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027384
StatusPUBLIC

Content hashes

Canonical text92ef9e9ff24140efc082b018c27aa35bfe406a8bbbe9a140544ead0a8df52d86
Markdown6fbaf2b19eae0acc6bbd4bcd372bbbf332835737f86293ccffa7db013c1bbd84
PDF
Publication page5ab7f660c3ad3ab6daaeccaa875fdd1fd865a9c3b17e90568b8ac4757d7a969b
Manifestb5e22f00914077689532ca12b3de2a70e2d2ba7a7004431806143cf763665c58

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
SignaturejFBef08FknIgxoYUEJc4YZZctABz9UQ7VcCnfiPF9WYOLRX3zyrVJc0ButfkL47kV39DHj6NVbCJ784JhjGeBA==
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

2026-09-17T11:42:48.184084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027384
observed 5ab7f660c3ad3ab6daaeccaa875fdd1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.167258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027384/manifest.json
observed b5e22f00914077689532ca12b3de2a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.150636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027384/publication.md
observed 6fbaf2b19eae0acc6bbd4bcd372bbbf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:48.133512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027384/publication.txt
observed 92ef9e9ff24140efc082b018c27aa35b...
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.