OpenTechnical

OT-2026-000010613

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, sustained blow-off before set-down

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-2026-000010613) never changes.

Identity and time

Publication numberOT-2026-000010613 · never reused
Internal UUID01a0ae6c-0ee8-7f35-8fb8-240132d0efee · 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-2026-000010613
StatusPUBLIC

Content hashes

Canonical text3229a3b9af19372ce8f92b55e51885cc001879e41683be8f178095e36f6ebd8b
Markdown9a0150b9c55985830148f855930013e9eb3400eb9f434cad09f663089a3619b7
PDF
Publication pagec835fd5fad26b7a026db83326835940710a2a9bd1ac27e59da0229059d427136
Manifeste144dac34c5046f2aafbfe4e6dba1e592fd35521ee8a94d9b02c9a7c3cfab19d

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
Signature3SzX2OfD0/2sb0x/AufVw1ep8LfoyQuFM2+rxXWpqQd+yc4NWGLPont2iBzfoYNP2wrw4ChWnAHrERypvdirBg==
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

2026-09-17T12:14:18.673906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010613
observed c835fd5fad26b7a026db833268359407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.654215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010613/manifest.json
observed e144dac34c5046f2aafbfe4e6dba1e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.633816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010613/publication.md
observed 9a0150b9c55985830148f855930013e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.613959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010613/publication.txt
observed 3229a3b9af19372ce8f92b55e51885cc...
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.