OpenTechnical

OT-2026-000064328

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000064328) never changes.

Identity and time

Publication numberOT-2026-000064328 · never reused
Internal UUID01a0ae8d-a460-72cb-9441-de9ceb468e76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064328
StatusPUBLIC

Content hashes

Canonical text4b2bc1144f77b247262ef2889a93ecf02bca7a22f61640f53c256063acb57826
Markdowna2f2d5c5d34e5006c62884c4441aa56cc920b1e30f95dc07ab9fd9ac4df1ea8c
PDF
Publication pagec87d6352df7940cd5bc8e0a5603b510272920e2afeed7cf7b06d45376da009b0
Manifest2fb82b4fc2294eacd18992d4a402d8d29a387721ddf88da2e1f05594adf59795

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
SignatureXrqvg5cmu58dBcHVF2M3gvDnQKwmHWJy6yxIrHy0nvYcl6E07r7HibuKaKlXMTDSXD8/pi1z4RQCl0kz82a4Cw==
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

2026-09-17T10:36:28.975613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064328
observed c87d6352df7940cd5bc8e0a5603b5102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.957823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064328/manifest.json
observed 2fb82b4fc2294eacd18992d4a402d8d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.939246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064328/publication.md
observed a2f2d5c5d34e5006c62884c4441aa56c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.923876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064328/publication.txt
observed 4b2bc1144f77b247262ef2889a93ecf0...
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.