OpenTechnical

OT-2026-000010347

Publication integrity record

Single bellows 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-2026-000010347) never changes.

Identity and time

Publication numberOT-2026-000010347 · never reused
Internal UUID01a0ae6c-0ee6-7c68-91a6-f0ef4dc859fa · 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-2026-000010347
StatusPUBLIC

Content hashes

Canonical text986c343150f25e329e68dea33d991d6759adeff715430069558ed57b843da96b
Markdownf270801ea26651c87314ab2911004cf002cc84e3acde885c52c2b61d2d1743b1
PDF
Publication page5eee2748827db130ec21fe371b3ce18982e94f779002d2a50708978f13fc1de8
Manifest7380fd6fed7e4a7751613b6f6f1753baa3de9303841e04a403ab1acecf6aae67

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
Signature3MsLZLGTLiKnECJe3gUkqko5j3yHdMoNOWpHLlStSkrRvQR5eD/A11E83eC8u97f6ayUjMH4YC+hD3DmbFE4Cg==
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

2026-09-17T12:14:27.072706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010347
observed 5eee2748827db130ec21fe371b3ce189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:26.960861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010347/manifest.json
observed 7380fd6fed7e4a7751613b6f6f1753ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:22.378011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010347/publication.md
observed f270801ea26651c87314ab2911004cf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:22.358836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010347/publication.txt
observed 986c343150f25e329e68dea33d991d67...
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.