OpenTechnical

OT-2026-000088699

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000088699) never changes.

Identity and time

Publication numberOT-2026-000088699 · never reused
Internal UUID01a0ae9b-8f0f-70cf-8709-0a2dfe61658a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088699
StatusPUBLIC

Content hashes

Canonical text9165c8749c59c9aac413558bf2d95f6d8b532f04afe8f00698ec0aff663bc295
Markdown045b13987fdf034e44bd847b125741468ed88e2279421f0f40a910bbb4da46b3
PDF
Publication pagec387d7c09ff5a501f63e360de385e76f96ca8a24801460fb41d396267fb75e9d
Manifestddb3d22cd75834ed172c676b1dd8c205fcc9fd95a006a24a9ecf7a7223bb3d99

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
SignatureLmLuAYc3oSPBvS4wrmRw6Ej5IYHy4a5QXqLNS7snOtyOJ5ge+dagfeyRV03NErScqbyQ0U7c4S3eJNec8O6ZBg==
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

2026-09-17T09:47:55.947026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088699
observed c387d7c09ff5a501f63e360de385e76f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.929561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088699/manifest.json
observed ddb3d22cd75834ed172c676b1dd8c205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.911151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088699/publication.md
observed 045b13987fdf034e44bd847b12574146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:55.892655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088699/publication.txt
observed 9165c8749c59c9aac413558bf2d95f6d...
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.