OpenTechnical

OT-2026-000015025

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000015025) never changes.

Identity and time

Publication numberOT-2026-000015025 · never reused
Internal UUID01a0ae6d-d096-7ef7-9ecd-f06820b715f8 · 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-2026-000015025
StatusPUBLIC

Content hashes

Canonical text1431cd413bcca61426ff8f21ffb993c4709d4c67d9ca9e3605ff44d37f7c8261
Markdown566e5f40b14b1cd8243df8493cb82582c7c93e2ba3491330ae866ab51ed47a1e
PDF
Publication page3409d22dcb30b90b427cd294c7498afcb2cda59cdcf1a1bc6d7c8e12ea047acb
Manifestca605c30721ae2cf4c3a712776e3c5bd342c2eb99b1c33bb81b8a73d9c92a208

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
Signature5O0FW/hM0MN8v5CHG9n8YDOYrZOovnxwQfyftmh2dLkNGT605CeBzKHpqBjhMQrhZakqo46Qeg9sO/Sjf+ZiBA==
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

2026-09-17T12:07:00.046799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015025
observed 3409d22dcb30b90b427cd294c7498afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.027010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015025/manifest.json
observed ca605c30721ae2cf4c3a712776e3c5bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.008461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015025/publication.md
observed 566e5f40b14b1cd8243df8493cb82582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:59.988605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015025/publication.txt
observed 1431cd413bcca61426ff8f21ffb993c4...
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.