OpenTechnical

OT-2026-000104277

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000104277) never changes.

Identity and time

Publication numberOT-2026-000104277 · never reused
Internal UUID01a0aea5-3420-71b6-92d0-bd470615da24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104277
StatusPUBLIC

Content hashes

Canonical textf20158d3a58eb3351183d6529f3b818827063686c757d953dca3a96fdb82a2eb
Markdown03829ac3b49eaa9732313e065832c251cdecf5a3b2fd2c219bec08b9814e3eee
PDF
Publication page1f7b539115012e669efd6c10da7a2a2b96b74058fb70cabc7a44f274b1782956
Manifestaa0deaadd8f179328a67d3b6653de185bf2cf4d831cc85837d7fff3910f70aac

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
SignatureRjgSUGzKUyfOMrNdRTzsfZxXxGu7kqlOayMsjDdKIEV2SkNQzZp8HCH/4As/hztOUVpqZXKkGwlR93FnKhNhBQ==
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

2026-09-17T09:20:23.637011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104277
observed 1f7b539115012e669efd6c10da7a2a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.608644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104277/manifest.json
observed aa0deaadd8f179328a67d3b6653de185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.580968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104277/publication.md
observed 03829ac3b49eaa9732313e065832c251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.561383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104277/publication.txt
observed f20158d3a58eb3351183d6529f3b8188...
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.