OpenTechnical

OT-2026-000079070

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000079070) never changes.

Identity and time

Publication numberOT-2026-000079070 · never reused
Internal UUID01a0ae95-ccbf-7601-b889-cb0498d5ba66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079070
StatusPUBLIC

Content hashes

Canonical text526af6dd539db8a6c68ef5bf558701b462d724f9cb82a42c6c905f810f56c520
Markdown92e7539dc893d2e887e4fa3f2f323dba02de3572d1485afde6bf25b5157356ae
PDF
Publication page94328aebb980c39658cf53c85ce2f9b47866f98def1ac8133184dfe0962be326
Manifestcf5ba6e67dab06b272cdac657d645e54bc260b62785a8e78f770c7d29794ecdc

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
SignaturehALpMI8+LRoiBm67JFQh6w4OWo8DUp3qdC6H9n5Pi3MyoTWvX5aNvIk3OW1TcsB3IlX/jFY1LUgl40pF4yosCQ==
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

2026-09-17T10:05:24.685728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079070
observed 94328aebb980c39658cf53c85ce2f9b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.667752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079070/manifest.json
observed cf5ba6e67dab06b272cdac657d645e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.650682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079070/publication.md
observed 92e7539dc893d2e887e4fa3f2f323dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.632532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079070/publication.txt
observed 526af6dd539db8a6c68ef5bf558701b4...
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.