OpenTechnical

OT-2026-000069304

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000069304) never changes.

Identity and time

Publication numberOT-2026-000069304 · never reused
Internal UUID01a0ae90-b528-79b4-8b5b-b59fde414598 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069304
StatusPUBLIC

Content hashes

Canonical text4103723cefd34af9d0e49f36165a842f8c1d9a976acfb56217d074f1148711e6
Markdown8e7ad0dae119bca1f091c4373e8b780c9b2a26ba31ea2839eb9b5fe8ba47cf5a
PDF
Publication pagee4c980774279bd9e33f86b71067831c36af82d630f2190e4fe0d4af11a866edc
Manifest701cba849192096eca22e7c93e52f3f8a43ef582e276e4a6ccccda7244cd2378

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
SignatureYZ4K+4c4iStSzy9efh3uzogoeKhRhv2TympvDhlF6B9ZlL9ZorCg9ERxTl3/8bjsCwK2wDJ2qQtgBRdOAoxVBQ==
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

2026-09-17T10:27:20.140273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069304
observed e4c980774279bd9e33f86b71067831c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.119523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069304/manifest.json
observed 701cba849192096eca22e7c93e52f3f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.070097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069304/publication.md
observed 8e7ad0dae119bca1f091c4373e8b780c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.015075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069304/publication.txt
observed 4103723cefd34af9d0e49f36165a842f...
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.