OpenTechnical

OT-2026-000093943

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000093943) never changes.

Identity and time

Publication numberOT-2026-000093943 · never reused
Internal UUID01a0ae9e-92c8-735f-83f4-61da8049b6d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093943
StatusPUBLIC

Content hashes

Canonical text3405a7a7904959d25a94b0a834afd9def910009fd3cc53f6c592f811e3d1c215
Markdown8b271bff06eef3e167400335327e63ac7751a0d01b8af55737e521d9459ab002
PDF
Publication page34a82f57100f69b31f0f1fa0b060f02466ec35edf86e0b02e4ba6b610792e656
Manifest0fcaab0e06816a8c8362d07d1aabd3c4f0ab4f12003539c3015598de9fbb5174

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
Signaturef+MZBnWafvDx3RjFWzwvnxi6/BOqoxO1sZJ0n/7+UcHOpAtcyKdPsg1JlJenrVm526/ji42fr+r7Kr7vd0OrBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:13.195679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093943
observed 34a82f57100f69b31f0f1fa0b060f024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.178702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093943/manifest.json
observed 0fcaab0e06816a8c8362d07d1aabd3c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.161669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093943/publication.md
observed 8b271bff06eef3e167400335327e63ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.144102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093943/publication.txt
observed 3405a7a7904959d25a94b0a834afd9de...
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.