OpenTechnical

OT-2026-000045262

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000045262) never changes.

Identity and time

Publication numberOT-2026-000045262 · never reused
Internal UUID01a0ae7c-f76a-76ad-92f0-239079bbdb90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045262
StatusPUBLIC

Content hashes

Canonical text8b7a4300b1394db6a60f8bce9737af243da07f0d209e1da7c5901931550ba448
Markdown76c361ac6383d4b031f1ee11d65980d9846cd32f6113b7d654edb57addc658bd
PDF
Publication pagef4497e26f2355a280dc7c47903a18a86cd5d2775348b80575cf8437f42ba8bd0
Manifest591b7355637a4856154a34fc67b092ccab62cc059cdf0181d145901e6e6976e5

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
Signatureihv/mPjaqicHEZTIGkIIOpKMYQsDzmCOFH8qa/FabGkA+ppe/jC4Z5qB5GFgvoBfMZrk006WJ8pJs/f4gW3MCw==
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

2026-09-17T11:10:28.200452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045262
observed f4497e26f2355a280dc7c47903a18a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.181148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045262/manifest.json
observed 591b7355637a4856154a34fc67b092cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.161201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045262/publication.md
observed 76c361ac6383d4b031f1ee11d65980d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.143716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045262/publication.txt
observed 8b7a4300b1394db6a60f8bce9737af24...
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.