OpenTechnical

OT-2026-000015094

Publication integrity record

Six pad foam 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-2026-000015094) never changes.

Identity and time

Publication numberOT-2026-000015094 · never reused
Internal UUID01a0ae6d-d097-7c00-8666-639b35e9d298 · 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-2026-000015094
StatusPUBLIC

Content hashes

Canonical text60b10271aad734b65f4cc5528056a1f7f541f573c17b2c0542e607b10b42723c
Markdownfbc56dc4936aecf8bdb5529d364471b3bc37fa39dfd3db566f795ff5ebf2e836
PDF
Publication page86d08a0851aa4f18bd293a41115e2201a165e4767ea4b48e33ba404d333201b3
Manifest8dbe11532831d16064e1d881029c0ede9fdb3f1313a15174a7a2411a7f4316fb

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
SignatureeN1VtplElbzSSwqYQ3d2S7advzwDa8sbWa0qOrUqje3xV3H6BpBoY8uFaOy9Bi6c3BlZvdT2+rz6SlTOjTTnDg==
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

2026-09-17T12:07:08.998071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015094
observed 86d08a0851aa4f18bd293a41115e2201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.979501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015094/manifest.json
observed 8dbe11532831d16064e1d881029c0ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.959267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015094/publication.md
observed fbc56dc4936aecf8bdb5529d364471b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.938099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015094/publication.txt
observed 60b10271aad734b65f4cc5528056a1f7...
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.