OpenTechnical

OT-2026-000040555

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000040555) never changes.

Identity and time

Publication numberOT-2026-000040555 · never reused
Internal UUID01a0ae79-6d0d-7de0-b209-759ad526bb2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040555
StatusPUBLIC

Content hashes

Canonical textecd422070eece2fda1116611f02ddc412250aeafd6af73f2ace793e54633b897
Markdownd50fff3d68a8e9c37b63afde123d1b109fd1481c288468eaa81830860a5ebd1a
PDF
Publication page572aba9ed2ab034d4686f2bcb2ae0bfafbc7a5c99340cc58600f31ee893e9732
Manifest2458154fa988c254ace8711eb5f884bbf1ef210c9606e620767fb4259d0e4c2b

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
SignaturecvtvzRg1getCjryE1TqDAK0Kb2U5ChwG6gfzy9OLjBCkL1qoGbjvkoF/m6ASTglHMS8D6xu7DhpcF+cFfSssDA==
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

2026-09-17T11:17:42.860371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040555
observed 572aba9ed2ab034d4686f2bcb2ae0bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.840552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040555/manifest.json
observed 2458154fa988c254ace8711eb5f884bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.823387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040555/publication.md
observed d50fff3d68a8e9c37b63afde123d1b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:42.805313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040555/publication.txt
observed ecd422070eece2fda1116611f02ddc41...
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.