OpenTechnical

OT-2026-000093830

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093830) never changes.

Identity and time

Publication numberOT-2026-000093830 · never reused
Internal UUID01a0ae9e-508c-76a1-8e1d-2d1e08b113b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093830
StatusPUBLIC

Content hashes

Canonical text192eeb12eb26177f6dbe4541e39c44256f603769017cba6fbcb964de0c3934b8
Markdownf39637b8096466426ff755efe0bd33266a35512ba193a36caac186c9bdec3763
PDF
Publication page596bded063da87609a02b214e89c2e5012c285f6964550f06f615e8a16b917ee
Manifest85791a4fc9cc0e84ba2b01f94f6b95440c4d3a1be5969578992e0d4821954ecd

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
SignaturehoYyQBnmI4mseQPlThNpwn3EC2HDAl8R/MJTT0lY+Cq0ft35yHU4WurpNtdHy9gJWtDvhfLWMdaXX5v3Z0/VCQ==
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

2026-09-17T09:39:56.601350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093830
observed 596bded063da87609a02b214e89c2e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.582890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093830/manifest.json
observed 85791a4fc9cc0e84ba2b01f94f6b9544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.565235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093830/publication.md
observed f39637b8096466426ff755efe0bd3326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.546690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093830/publication.txt
observed 192eeb12eb26177f6dbe4541e39c4425...
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.