OpenTechnical

OT-2026-000027374

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000027374) never changes.

Identity and time

Publication numberOT-2026-000027374 · never reused
Internal UUID01a0ae72-6997-7e77-9c52-7351a5b5b3f9 · 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-2026-000027374
StatusPUBLIC

Content hashes

Canonical text0deb5db5afae4f61b7b4d629c8dfbb225e231f4c4c37cbe53bf8049d686e4ac6
Markdown89c37aaf5cc348cc173e8300a964dbd3c51923aa89c22ad9d63b2249cd01e3d5
PDF
Publication pagef59b5da5b02ead3803dc72ac4e07f10477931513bc15ba03b304cebf8781a074
Manifesta0d572df6b456969f6980cdec394f77ffbfac475466776177462af1f44733cea

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
SignatureTpMhdbi04FUaeGTmo9vBRMg3rZVvC8sxC63IhqWqR++9FxBkfRBWOKqM657xlK54oHY6VBLrZu51D7umrByeBA==
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

2026-09-17T11:42:47.430829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027374
observed f59b5da5b02ead3803dc72ac4e07f104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.407614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027374/manifest.json
observed a0d572df6b456969f6980cdec394f77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.378513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027374/publication.md
observed 89c37aaf5cc348cc173e8300a964dbd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.358740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027374/publication.txt
observed 0deb5db5afae4f61b7b4d629c8dfbb22...
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.