OpenTechnical

OT-2026-000057259

Publication integrity record

Foam pad 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-2026-000057259) never changes.

Identity and time

Publication numberOT-2026-000057259 · never reused
Internal UUID01a0ae87-d5bb-76f4-b22c-49f4de8c3509 · 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-2026-000057259
StatusPUBLIC

Content hashes

Canonical textc8b87fda88e6b63a996e7238258daefe8701964e4cb3e8c5f4034f7938e6448e
Markdowne374588504a62af50a43b20dac4e3fe420a7a00f69d7753cb96950012c0f2249
PDF
Publication pagebe817b5d51b7226ffae9acaddd53ee8c35655ca0b42c6bba4b80d5192f7e0f3d
Manifest0c0a65f9ae5944ac86f8c0c3d9e73a9dc6c509cae91e0e87d8ad0cbe60bd2758

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
SignaturebXS0JMwDk4/dsK0V3LssIJhYzv1SAVEehpuZMGp+pQkNxq3LBnIgABYqM1JYrNs3fJyYM0oavdngIRpw+0MSBg==
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

2026-09-17T10:50:19.710855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259
observed be817b5d51b7226ffae9acaddd53ee8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.692873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/manifest.json
observed 0c0a65f9ae5944ac86f8c0c3d9e73a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.674804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/publication.md
observed e374588504a62af50a43b20dac4e3fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.656423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/publication.txt
observed c8b87fda88e6b63a996e7238258daefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.303366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259
observed be817b5d51b7226ffae9acaddd53ee8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.286868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/manifest.json
observed 0c0a65f9ae5944ac86f8c0c3d9e73a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.269597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/publication.md
observed e374588504a62af50a43b20dac4e3fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:25.252781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057259/publication.txt
observed c8b87fda88e6b63a996e7238258daefe...
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.