OpenTechnical

OT-2026-000025644

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000025644) never changes.

Identity and time

Publication numberOT-2026-000025644 · never reused
Internal UUID01a0ae71-9bc9-709b-a340-f3ccd556a804 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025644
StatusPUBLIC

Content hashes

Canonical text5d122d3c8af514e933e3d71aa74b85b674b09cda30edc69c16628bebdbe5b9ed
Markdownc91bf481c3e0c51d5298415344ac29de773059715185f2ba60ca5b67f32aa9b1
PDF
Publication page3859798d934e9d15ab1d6b5cb6ceed801ba9b1c7ede496bf1af39ef68631288d
Manifest963e6fbf85bd9de02cd95c500317085e7de1b33e5cb1aa8d33c4d19f14f1dd2f

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
SignatureSgFwUiyY+Xykz6uEnMBTD48NJ84cHZZHDNOs+Va+ENcHGl35F6N0gCMrXnQtEJOJh86/B1Ykz+4C8zgZ+5H5Dw==
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

2026-09-17T11:46:50.763551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025644
observed 3859798d934e9d15ab1d6b5cb6ceed80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.746502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025644/manifest.json
observed 963e6fbf85bd9de02cd95c500317085e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.727353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025644/publication.md
observed c91bf481c3e0c51d5298415344ac29de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.708288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025644/publication.txt
observed 5d122d3c8af514e933e3d71aa74b85b6...
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.