OpenTechnical

OT-2026-000014936

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000014936) never changes.

Identity and time

Publication numberOT-2026-000014936 · never reused
Internal UUID01a0ae6d-d095-7de4-bf61-09d90263b528 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014936
StatusPUBLIC

Content hashes

Canonical textddc21d97a494e34f301d507853a12e31ff85de7d5b3714a4c03c81c42b012a0f
Markdownd86000c2e588b2ab1f208c5aebfbf543304e3939c6108358af0decc01113bd91
PDF
Publication page409e031c5f9cbd1e0979bf4234aa3de95df073436d3de20b462cc41758d82c3b
Manifest6955267db19995970acfbf03648f659cdbd8b14aef1c75b0fe9c6208c3bea464

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
SignatureMs/Ci/EHBK3jT8XiQ61SpTx7c1hU4SU3X4cxrZRbvhLCw0+Oljwm3pnRfRVkRPo7VzIF8PPZ4QPV3MoiR3c3Cg==
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

2026-09-17T12:06:52.813036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014936
observed 409e031c5f9cbd1e0979bf4234aa3de9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.794125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014936/manifest.json
observed 6955267db19995970acfbf03648f659c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.774361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014936/publication.md
observed d86000c2e588b2ab1f208c5aebfbf543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.755339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014936/publication.txt
observed ddc21d97a494e34f301d507853a12e31...
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.