OpenTechnical

OT-2026-000011696

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, 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-2026-000011696) never changes.

Identity and time

Publication numberOT-2026-000011696 · never reused
Internal UUID01a0ae6d-1940-7da8-b259-7e6396a797fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011696
StatusPUBLIC

Content hashes

Canonical text1c552853556557f79644df01b2419458028c90466dfb5212bf7e6a940f5b114c
Markdownd60860f28745190b0db3b5253c036a828806acab1f9125ce508fa8a87a12c62c
PDF
Publication page1995e08dde16394f2e72b7b25a9035dfbe810e37407205875612db16909450a0
Manifest0fe21b9e32185b0f23b23aff5d815da3a5f955be7311bcab5867682443102f5c

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
SignatureTbXYZ2M8GHt4ph4iO6PXxuK0q90eZ+4G62j+9OwQusTl+2U4+ONCyDhB9myH59c3RR2YJLhdbKSXAqc0gipfDQ==
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

2026-09-17T12:12:18.013685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011696
observed 1995e08dde16394f2e72b7b25a9035df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.994493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011696/manifest.json
observed 0fe21b9e32185b0f23b23aff5d815da3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.975388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011696/publication.md
observed d60860f28745190b0db3b5253c036a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.954166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011696/publication.txt
observed 1c552853556557f79644df01b2419458...
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.