OpenTechnical

OT-2026-000014678

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000014678) never changes.

Identity and time

Publication numberOT-2026-000014678 · never reused
Internal UUID01a0ae6d-d093-7291-83f4-2c84b398ef69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014678
StatusPUBLIC

Content hashes

Canonical text3ec575cf57ac39015ea141fd66fce8ef67cd4eb99fe90fc902de2b9d4cc4e4f8
Markdownf748e2bbc67ea0a6555b6dd1dca7126ab1d711738d1d1597f760710058193599
PDF
Publication pageab253e0c49e47d5a8652cdcf605a4e20a2470a79a497d150368feec91e771424
Manifest116124ac824f53a3efce613c6984f54c6af98850487642fd58686876e29ac8c3

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
SignatureviRUrbLKKfE0Krrdc0iNgDwBva9s2kIZRUdKDZ2kFjUILWGWtDvt182f7uNUTqYtRBwVvIQefYdyQNCKHE7zBA==
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

2026-09-17T12:06:31.782037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014678
observed ab253e0c49e47d5a8652cdcf605a4e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.763328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014678/manifest.json
observed 116124ac824f53a3efce613c6984f54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.744982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014678/publication.md
observed f748e2bbc67ea0a6555b6dd1dca7126a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:31.725452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014678/publication.txt
observed 3ec575cf57ac39015ea141fd66fce8ef...
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.