OpenTechnical

OT-2026-000102704

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000102704) never changes.

Identity and time

Publication numberOT-2026-000102704 · never reused
Internal UUID01a0aea4-858b-7702-b0a9-3ac57d143a77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102704
StatusPUBLIC

Content hashes

Canonical textd1c32818bc2022a5fde2f78a678e8ccf97330eb58b74eac4974b80b4abd7085c
Markdown9d722778622e0d92281f7abb51037c6e298555eaf3e275cce9032d6c198c6091
PDF
Publication pageb3b46bb9a14b6409a9ca78c8e99a59dfadf4a1324fa78c91ffd13fd97e9f6e1d
Manifestf9b509814826d3a084dbe5b2b412c26af0167b6b02362ab7072571efad431fac

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
Signature3yWPzBKWikoIXRnAIbkb84JIfl/lu3Est0LdCnY1Jix3EA4M3HPI0OZ7RCnEQ2MliPGwTmgABU2DH2KyO9JIDg==
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

2026-09-17T09:24:13.014656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102704
observed b3b46bb9a14b6409a9ca78c8e99a59df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.995326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102704/manifest.json
observed f9b509814826d3a084dbe5b2b412c26a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.977268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102704/publication.md
observed 9d722778622e0d92281f7abb51037c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.959605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102704/publication.txt
observed d1c32818bc2022a5fde2f78a678e8ccf...
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.