OpenTechnical

OT-2026-000082069

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000082069) never changes.

Identity and time

Publication numberOT-2026-000082069 · never reused
Internal UUID01a0ae97-4d92-7b8d-b6ea-c0b434fcac12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082069
StatusPUBLIC

Content hashes

Canonical text973e6cddccbd4eb33bb450987b14e4d7d50488bffc078c3a23a438f5da7b40fd
Markdownb03036286c77e11fb32464297080bc0ac5656c79a0649a249ec8ff1a9481c12b
PDF
Publication pagece9b5450a8c993cfe52a41646e4415fc5d9e4f93966d4e98d53dc7fd7de1854f
Manifesta2965afb6336174089c5d3455fd60f392517ea246e16df3b49fd80ff611dc8a5

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
Signature+bKFm9oDNKNsrfb+Pc5Gq9nSuhBKHR03omFby5aGjWHwTn34ONos1knyFnNc7ZO9YNHLBfEKgVYUs+eG9omDCQ==
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

2026-09-17T09:58:52.257096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082069
observed ce9b5450a8c993cfe52a41646e4415fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.240344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082069/manifest.json
observed a2965afb6336174089c5d3455fd60f39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.225225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082069/publication.md
observed b03036286c77e11fb32464297080bc0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.208985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082069/publication.txt
observed 973e6cddccbd4eb33bb450987b14e4d7...
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.