OpenTechnical

OT-2026-000018459

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000018459) never changes.

Identity and time

Publication numberOT-2026-000018459 · never reused
Internal UUID01a0ae6e-b48a-7dfb-ad09-4bd15c516c22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018459
StatusPUBLIC

Content hashes

Canonical text20c63044420a26ff19883786c88442a67d61c6ebc5c75b8f80f75a9896da7025
Markdown7dca81e41e2fb5bf8cb8b4ef364d9b8fc2993ed3eba2674a4ad6a81156325a2c
PDF
Publication page01617c180a80ef484b4b9827dd37ba613a2df5597a7e3a1de907789ca66b553b
Manifest524e4a258d02afed70008c64339b16eea48591fcdd46a76d7e5da5dfa49f8d27

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
SignaturevMS7de8y2Ktey7t+bbvbvnFq/mw9Ydfe3T/IjE4rsNjV27eXEs6uRYGiicwVm4K8yDivNXanGEkNfzls/MZ/Ag==
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

2026-09-17T12:01:13.206738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018459
observed 01617c180a80ef484b4b9827dd37ba61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.187474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018459/manifest.json
observed 524e4a258d02afed70008c64339b16ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.169305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018459/publication.md
observed 7dca81e41e2fb5bf8cb8b4ef364d9b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.150722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018459/publication.txt
observed 20c63044420a26ff19883786c88442a6...
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.