OpenTechnical

OT-2026-000057163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000057163) never changes.

Identity and time

Publication numberOT-2026-000057163 · never reused
Internal UUID01a0ae87-d5ba-71ee-a2fe-07250c15c9ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057163
StatusPUBLIC

Content hashes

Canonical text1482321e52d08edfe97e765ec185dabba6af613129244abd09c4b1e97cff31f7
Markdown28587ce940e451b403476a3f3056a2be270cfffaddfab278513e956037792fe8
PDF
Publication pagebc2d69112c2c9b0896ebaafb0b6b9ac84e2feea2f1a76f9bf9b7f88c6d9cdfd9
Manifest7f360097393c871a94bbd614403f5a6471693ba3883b7cd62deaac223114eac9

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
SignatureewiutKnWec5OXg3xD9V1wMvdwfWstzi0Yb5T532P0ISFBbDkFuGAvaH2tiD8LYcP0rVIBr0eMxadJzo6ScCKAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.457355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163
observed bc2d69112c2c9b0896ebaafb0b6b9ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.439634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/manifest.json
observed 7f360097393c871a94bbd614403f5a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.420361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/publication.md
observed 28587ce940e451b403476a3f3056a2be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.400213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/publication.txt
observed 1482321e52d08edfe97e765ec185dabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.758650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163
observed bc2d69112c2c9b0896ebaafb0b6b9ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.742494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/manifest.json
observed 7f360097393c871a94bbd614403f5a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.722992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/publication.md
observed 28587ce940e451b403476a3f3056a2be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.703225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057163/publication.txt
observed 1482321e52d08edfe97e765ec185dabb...
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.