OpenTechnical

OT-2026-000023954

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off before 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-2026-000023954) never changes.

Identity and time

Publication numberOT-2026-000023954 · never reused
Internal UUID01a0ae70-aed6-79f7-b1d1-f4d03d0a5f1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023954
StatusPUBLIC

Content hashes

Canonical textb423d515332826a5160da6a423447aa9791b4bea028cb2f3b4acfd8338a1e143
Markdownbe663058cf1bf7186cb4c0f6b9f9b186b03c7dbdae06091616b7e35be0c18e56
PDF
Publication pagebfe169f4b661cfd350a7f7a35d1df84bbe27dbadce22c377b92d86442ab2f43a
Manifestfe997e85e2115930da600f7cf88175081f110b73c79f6aea7bcaea8a0a014c46

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
Signature/6ozy5n0lu5ih60bsunzhuIxPtzcnJGdkIR+LPLWJHuZ7yBejDQ2SVQjNCdasNjKkRB9nBz9bDFL5NtzWChNDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:50:42.215868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023954
observed bfe169f4b661cfd350a7f7a35d1df84b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.191716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023954/manifest.json
observed fe997e85e2115930da600f7cf8817508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.152943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023954/publication.md
observed be663058cf1bf7186cb4c0f6b9f9b186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.130505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023954/publication.txt
observed b423d515332826a5160da6a423447aa9...
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.