OpenTechnical

OT-2026-000044493

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044493) never changes.

Identity and time

Publication numberOT-2026-000044493 · never reused
Internal UUID01a0ae7c-39d8-71b3-b7de-e62232d57d6f · 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-2026-000044493
StatusPUBLIC

Content hashes

Canonical textde15267863671c5a722ea5e4d0fb8c326f9a490dc5681d8b529c47c2920dd77a
Markdown8a8190cdcb3327fb6170ae3abe54babe4d43f6f7ba72a7207f778c805d48e287
PDF
Publication pagef047e7f61c9c63ffff00491c2ab45b3d5acd92eb9c8066ce28a411e28f732ad3
Manifesta02b655269341db46f73b78b256babd4f057ca10d26ec700ead94a737c817458

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
Signatureg2USxTb/vDPTT8qvBGzZ6oRPPnNhJ/8f/XLQ9eWzFUJSzVAZg54qKYKXx5dZ1y1ICNteaIg7Fphm1p2SWuKWDw==
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

2026-09-17T08:30:57.529227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044493
observed f047e7f61c9c63ffff00491c2ab45b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.507015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044493/manifest.json
observed a02b655269341db46f73b78b256babd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.488383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044493/publication.md
observed 8a8190cdcb3327fb6170ae3abe54babe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.469966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044493/publication.txt
observed de15267863671c5a722ea5e4d0fb8c32...
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.