OpenTechnical

OT-2026-000010770

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented 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-2026-000010770) never changes.

Identity and time

Publication numberOT-2026-000010770 · never reused
Internal UUID01a0ae6c-0ee9-7ec9-a124-f1401d3cabdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010770
StatusPUBLIC

Content hashes

Canonical text9685eed28145ca13602889373253d0e8aa37f3feb47351ff0338472c3c8ccad6
Markdownf3e942b755692cef6c6175dd70521e2efaab5297af6333c96f0fdc349ff2ab74
PDF
Publication page579c86ea21d67aa23a66c88620c441f34392e5c42e6579b5bfea2ee6f1ba690f
Manifest318c97a77447d2608082b521cd5221e920ef46b2cb6781ed2f65510e97e20339

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
SignatureqSX3JZot7+Oof/Sk3kRPuXDs4XBFQFZ/zfYMLEuug8LnS7qvXw/3KqJ8jRJGrDRhMuXMFh2RNo+A7M658Vw+Dg==
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

2026-09-17T12:15:06.994462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010770
observed 579c86ea21d67aa23a66c88620c441f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:06.977033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010770/manifest.json
observed 318c97a77447d2608082b521cd5221e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:06.958505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010770/publication.md
observed f3e942b755692cef6c6175dd70521e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:06.940394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010770/publication.txt
observed 9685eed28145ca13602889373253d0e8...
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.