OpenTechnical

OT-2026-000010797

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000010797) never changes.

Identity and time

Publication numberOT-2026-000010797 · never reused
Internal UUID01a0ae6c-0ee9-7606-a555-c31de4879266 · 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-2026-000010797
StatusPUBLIC

Content hashes

Canonical text34da5c3e938a59c1bd7ca53df79d6686098cc21ed33ac21b0dd74803b1232753
Markdown5562bc7c09dbc7602de051ee81a86d2e75371d264c71b3177b2abc561be3b703
PDF
Publication pageda79c6124f694f24912001cc217adc1ccc6df01d7ebd869e55bacc582113b5b0
Manifest1bc94dc9c14bab1f376071928bdb4f527882a5c4b00385abb38efaebfd3cad72

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
SignaturelnDqBC7oYJjWqo035yf/2jcgr4idd9MkGM33jMCO5gqIZlfw9hc4tmOFDhFHnV07SPVb4jwr1Uv11JzbUvsnBA==
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

2026-09-17T12:15:44.055625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010797
observed da79c6124f694f24912001cc217adc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:44.035876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010797/manifest.json
observed 1bc94dc9c14bab1f376071928bdb4f52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:44.016913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010797/publication.md
observed 5562bc7c09dbc7602de051ee81a86d2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:43.998223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010797/publication.txt
observed 34da5c3e938a59c1bd7ca53df79d6686...
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.