OpenTechnical

OT-2026-000066007

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000066007) never changes.

Identity and time

Publication numberOT-2026-000066007 · never reused
Internal UUID01a0ae8e-8dc2-7c7e-b868-ea4d2456f37b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066007
StatusPUBLIC

Content hashes

Canonical text42957d580661ff09d4b0e0fa1885490b06dc59097c517bad81cbe2b5fa3fab0b
Markdownc47c0b75978e49d7c3ff379ccd1aec98a041dc132d6aa73889259b8505e7865a
PDF
Publication pageacf3652fd42f6ef4d59c939c0e770ad1b26beab7827700aa2d637508ea70cda9
Manifestd25b047f92461e560c81e0405c90a60ccf3dcc6e72e9f98d4080a99a272428ce

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
Signature7dgpQJEcs7DWHI1XPxsFlKT59K2B8P76qBQ3M7aIWiPddD8lVRUn+hlcdBZhZn6XDNOBKD9EgrXsXCi8yWCNAg==
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

2026-09-17T08:50:32.816997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066007
observed acf3652fd42f6ef4d59c939c0e770ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.794748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066007/manifest.json
observed d25b047f92461e560c81e0405c90a60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.583588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066007/publication.md
observed c47c0b75978e49d7c3ff379ccd1aec98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:32.541584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066007/publication.txt
observed 42957d580661ff09d4b0e0fa1885490b...
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.