OpenTechnical

OT-2026-000085343

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000085343) never changes.

Identity and time

Publication numberOT-2026-000085343 · never reused
Internal UUID01a0ae99-aaaa-78ae-a153-52d0846b532f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085343
StatusPUBLIC

Content hashes

Canonical text7196db77bb0c5c7d4339653d1e4d335590e1814acc6277a5567359c6e90049e8
Markdownbe094755d86f477bfacfe1d70abaf8ce8ee2867c14c9df52eeebfda6beff7d1b
PDF
Publication page1f1068606d6ff97e3991adcc2b296ece6c29a77ac554d33bde406cfe4e9cc32e
Manifestabc0167c7e22f1af7ae90a0ec457c1ed0c33066da73d353e63c07ddf55e742c3

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
SignaturegyJHVUL4SKRxbaBz0ICjz/zRSGxAskrFbg/jtkdmP/Ad3z5lL8RHrHeb44XQxQilNtq+i6wvVUTxAML0qg4aDg==
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

2026-09-17T09:54:04.330081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085343
observed 1f1068606d6ff97e3991adcc2b296ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.313685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085343/manifest.json
observed abc0167c7e22f1af7ae90a0ec457c1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.294949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085343/publication.md
observed be094755d86f477bfacfe1d70abaf8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.277744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085343/publication.txt
observed 7196db77bb0c5c7d4339653d1e4d3355...
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.