OpenTechnical

OT-2026-000040106

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040106) never changes.

Identity and time

Publication numberOT-2026-000040106 · never reused
Internal UUID01a0ae79-26fd-7ee9-8e60-5730b535d42d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040106
StatusPUBLIC

Content hashes

Canonical text48b8060574e61691c846d9c11362c740acc6a2795c21481a6e55fe2e36966939
Markdown11201b8152467de7ddcac9e3c39f782d93bd6dcb22b57c48d35c3e7d5549e8a2
PDF
Publication pagec7181344dff34a4a78d8d021e172f50063ed6dcbf387fbeff698db0371de78df
Manifestb88657aecc64f60ab811808b436668a378a0def84b621d950334fe19641a1e66

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
SignatureEpJA0gYb05mmaiqrFTGD2TroTBK28rF94oEFeIY/KEAUZUITqWJFUtIrIEOnjQ0sb7cTCHJTcXbEcdps7p7VBQ==
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

2026-09-17T11:18:58.134283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040106
observed c7181344dff34a4a78d8d021e172f500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.114570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040106/manifest.json
observed b88657aecc64f60ab811808b436668a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.093482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040106/publication.md
observed 11201b8152467de7ddcac9e3c39f782d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.076817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040106/publication.txt
observed 48b8060574e61691c846d9c11362c740...
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.