OpenTechnical

OT-2026-000075510

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000075510) never changes.

Identity and time

Publication numberOT-2026-000075510 · never reused
Internal UUID01a0ae93-f202-739a-9528-205425f4403d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075510
StatusPUBLIC

Content hashes

Canonical textce338394ac7d5873c71f27e81ed3c683ed1b46746bda2115b790b138afd016ca
Markdown351b803223b29ecbe4ff5a724069b262870df5fd35287bff5d2edbf1a8647ca6
PDF
Publication page45a4aba26c00a9ca066f91d4cb64958f699938f40613fc2031d08930446c50ae
Manifest6d3058d4563da7460bc76ab4110c6cb311bccb4e2f6be4816fc89ad4e52e4fb3

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
SignaturedSg91QDYwYJv3i9608JS1+hilIr6vrMASht8l+xIFbF3rScn1pRH4lH9Jjw00LcZS6ecCCDDsyh6E59gFJEfBw==
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

2026-09-17T10:17:57.043524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075510
observed 45a4aba26c00a9ca066f91d4cb64958f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.022752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075510/manifest.json
observed 6d3058d4563da7460bc76ab4110c6cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:57.004540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075510/publication.md
observed 351b803223b29ecbe4ff5a724069b262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:56.985879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075510/publication.txt
observed ce338394ac7d5873c71f27e81ed3c683...
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.