OpenTechnical

OT-2026-000014349

Publication integrity record

Three cup vacuum gripper, three outlet manifold, 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-2026-000014349) never changes.

Identity and time

Publication numberOT-2026-000014349 · never reused
Internal UUID01a0ae6d-b27a-73bd-80c6-48f6cfb4dd24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014349
StatusPUBLIC

Content hashes

Canonical text5a8a275afdb91ea0cf278db505b74e80418c09aa5b87227304c2c143c3558938
Markdown89d96d762c5f6db25207d1f87ce9cfbce2b515d15067ea73a7f6de76e8086d40
PDF
Publication pagecd0546dce1bedf54a723e399929134669f06db59a332323b182b7ca0dfe0d9ad
Manifest105cbefeccc7080e3e1e727eaee33847db82342397f4086fad26082345ee022f

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
SignatureOUnFYTNlh6gEzc0/kEWPlCZlhjTsTFapBfI0kmX1zL50MOkOvRdwGZ419IC4FHrLvlL4k035jESZBbp+M+5dDA==
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

2026-09-17T12:10:05.192141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349
observed cd0546dce1bedf54a723e39992913466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.171891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/manifest.json
observed 105cbefeccc7080e3e1e727eaee33847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.152567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/publication.md
observed 89d96d762c5f6db25207d1f87ce9cfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.133099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/publication.txt
observed 5a8a275afdb91ea0cf278db505b74e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.444385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349
observed cd0546dce1bedf54a723e39992913466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.425310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/manifest.json
observed 105cbefeccc7080e3e1e727eaee33847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.405609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/publication.md
observed 89d96d762c5f6db25207d1f87ce9cfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.386623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014349/publication.txt
observed 5a8a275afdb91ea0cf278db505b74e80...
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.