OpenTechnical

OT-2026-000069395

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000069395) never changes.

Identity and time

Publication numberOT-2026-000069395 · never reused
Internal UUID01a0ae90-b529-754c-b4da-1ef207022815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069395
StatusPUBLIC

Content hashes

Canonical text8f47c9e9b8ff954b95d5e30a22e84a73755bae6bcfec5164dd86242785d696ef
Markdownda6f5c9901b0fdc157a4175a772e75fa0bd3d4fdc2a3a8e5331243bf5d16c2b5
PDF
Publication pagee9ee4bf1918a0a66d7f974b3b99f35caa7cf376fa8956e71629575085dcdc650
Manifest35bb41fc8e5f11905016fe16fb210b60da58e2272af2fe5c514530bfd820de6f

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
SignatureUxegzhlVd407aRl+EIOhsW7ydRiyuYvs3WDodl/fcpGCG7Lu53051nzQkEnW+okzq5q/DHgYZJoINqBd+2rUDw==
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

2026-09-17T10:30:19.166023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395
observed e9ee4bf1918a0a66d7f974b3b99f35ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.147424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/manifest.json
observed 35bb41fc8e5f11905016fe16fb210b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.128051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/publication.md
observed da6f5c9901b0fdc157a4175a772e75fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.111602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/publication.txt
observed 8f47c9e9b8ff954b95d5e30a22e84a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.587277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395
observed e9ee4bf1918a0a66d7f974b3b99f35ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.568290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/manifest.json
observed 35bb41fc8e5f11905016fe16fb210b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.550469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/publication.md
observed da6f5c9901b0fdc157a4175a772e75fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.533104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069395/publication.txt
observed 8f47c9e9b8ff954b95d5e30a22e84a73...
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.