OpenTechnical

OT-2026-000011785

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000011785) never changes.

Identity and time

Publication numberOT-2026-000011785 · never reused
Internal UUID01a0ae6d-1941-75aa-ba51-671a2c0c8ece · 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-2026-000011785
StatusPUBLIC

Content hashes

Canonical textacecc3d7a0188abc4d179a62988eee810bf0d899ae0d0beb8ab22ea78d41fc5e
Markdown99481dc695300c6732140a23219a530cc69883be80c095d35c82c37513e68f65
PDF
Publication pagefe219c1d879714209581f46e3efc3030b979a12c203ae22358c6fdf3d23e81e7
Manifesta4e536e1b14fbe149c958f25956f88c8cf1d6760f26c1aafcbba4bf729159b9d

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
Signaturen7anqpmZ/cJ0W/otRPgBHO05k20QTCmV64Yt1gEIP5BoMrduiqXIh4JZ3NPa6AAlWhez+UU3m2n8zcmlMv1/BA==
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

2026-09-17T12:12:30.331587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011785
observed fe219c1d879714209581f46e3efc3030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.312796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011785/manifest.json
observed a4e536e1b14fbe149c958f25956f88c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.293874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011785/publication.md
observed 99481dc695300c6732140a23219a530c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.272060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011785/publication.txt
observed acecc3d7a0188abc4d179a62988eee81...
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.