OpenTechnical

OT-2026-000069347

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum 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-2026-000069347) never changes.

Identity and time

Publication numberOT-2026-000069347 · never reused
Internal UUID01a0ae90-b529-71e4-8c16-0c2ab2cc7436 · 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-2026-000069347
StatusPUBLIC

Content hashes

Canonical text8974d42b91d8f8e84fcb612d26ee5c694d56c53deb1891929c2fa1ce17eb04b1
Markdownb40f6816590bdf3dab6d135684246c788017efbdc76dfe4a95756abed539ae0b
PDF
Publication page62d8db3210bb6ca794568096deb88826a31d2bf5600f4133ecde88530f15a972
Manifeste61647505c2826b796faf83e6ae646ba6229370a2758c34a3a4f0e0395db292f

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
Signature6f8EjKGIuG5imxUo4c/R1lhuWPSlaokm9W3nwuE9ua9J9Ny2p/doqEFspbvjZa99FBCKQREd7RclX/9FGDBuCw==
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

2026-09-17T10:30:15.147688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347
observed 62d8db3210bb6ca794568096deb88826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.124605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/manifest.json
observed e61647505c2826b796faf83e6ae646ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.097747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/publication.md
observed b40f6816590bdf3dab6d135684246c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:15.078273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/publication.txt
observed 8974d42b91d8f8e84fcb612d26ee5c69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.093137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347
observed 62d8db3210bb6ca794568096deb88826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.074539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/manifest.json
observed e61647505c2826b796faf83e6ae646ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.055780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/publication.md
observed b40f6816590bdf3dab6d135684246c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:56.035444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069347/publication.txt
observed 8974d42b91d8f8e84fcb612d26ee5c69...
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.