OpenTechnical

OT-2026-000070564

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000070564) never changes.

Identity and time

Publication numberOT-2026-000070564 · never reused
Internal UUID01a0ae91-5460-78b4-b0ef-65a0741c7d0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070564
StatusPUBLIC

Content hashes

Canonical text71594054dafb25e76931b2887391e885d9e375ed6866a207f97a6a1724a5a8ff
Markdown51face0c7a420c3fba8020e7c0392b31797aceacd8b47615cd733b7377aaf72f
PDF
Publication pagecd81ee39f1d6bb495ecde96aa93013574747c09dc86132b5803c2b9fffef3cbc
Manifestbaa9016b0a6a33bd829ce2e0f6af2671205f28726e5f8895ab9cebdf995e2a0b

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
SignatureF3p6yGY+9Ueo0WZECOW41PST+urPN3DUkZy77t27EObUcfQU+HJvcXAbZUh0XvhT0KSgDpdFCQJGO3v0rhqzBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:24.920717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070564
observed cd81ee39f1d6bb495ecde96aa9301357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.901800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070564/manifest.json
observed baa9016b0a6a33bd829ce2e0f6af2671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.884926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070564/publication.md
observed 51face0c7a420c3fba8020e7c0392b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.868962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070564/publication.txt
observed 71594054dafb25e76931b2887391e885...
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.