OpenTechnical

OT-2026-000079173

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000079173) never changes.

Identity and time

Publication numberOT-2026-000079173 · never reused
Internal UUID01a0ae96-0b8f-7a57-b233-a7b4a5aaecf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079173
StatusPUBLIC

Content hashes

Canonical text03bc8eabc2de69b1bdc38979fd6f25e5873bc99daec3fe42149cc9c1b6c670ee
Markdown7c2891aab50f124c7948f6ccef288fffdc16991f31d3de0f6d11a30f2724986c
PDF
Publication page962bf740d83f1b77b1aeda6afc426e834f56fbfeb10e2d71aaf2ff2c817e9248
Manifest9e4dcbed1b54806b50e0923187434ae666eb2e9d4ca17897b6acf96dad010a0a

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
SignaturerjjqrxDjuBwJW7HXysDKa3l4bUY/o0JtjbdlcFVhOtKh+3TG//ld3v5/820Gy/81Z9gRQjkCEItuOA6LZLS9BA==
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

2026-09-17T10:04:45.942962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079173
observed 962bf740d83f1b77b1aeda6afc426e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.926388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079173/manifest.json
observed 9e4dcbed1b54806b50e0923187434ae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.907914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079173/publication.md
observed 7c2891aab50f124c7948f6ccef288fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.891278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079173/publication.txt
observed 03bc8eabc2de69b1bdc38979fd6f25e5...
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.