OpenTechnical

OT-2026-000015371

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000015371) never changes.

Identity and time

Publication numberOT-2026-000015371 · never reused
Internal UUID01a0ae6d-ef49-732f-8c8d-3ae1b41a892c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015371
StatusPUBLIC

Content hashes

Canonical text45b8095ab9395b539eb89652c8de59f9979ec8175e59fb27f489ce0af70ecc55
Markdown1a8095101e73cfb58fbec8070551b7ca434c882b69cd1004c8949208e3fc399d
PDF
Publication page45e651b718b384eb07ab10e967a3ff9719d035584b3202dd1ee928f120fc1367
Manifesta60a4236a1537eae843b4353e4bcbacb61b4e1b840b199b786ec4bfd29d5fc4a

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
SignatureqlRWmkxai3HdZVrNaJM6QNtwq5sDDTljkEFXE6vaxBJKaF9zHTWNeaL3OYImDgxAOk7BTYv+Au6Z7wUIRylbCw==
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

2026-09-17T12:06:05.111721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015371
observed 45e651b718b384eb07ab10e967a3ff97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.093139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015371/manifest.json
observed a60a4236a1537eae843b4353e4bcbacb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.072053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015371/publication.md
observed 1a8095101e73cfb58fbec8070551b7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.052216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015371/publication.txt
observed 45b8095ab9395b539eb89652c8de59f9...
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.