OpenTechnical

OT-2026-000063841

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000063841) never changes.

Identity and time

Publication numberOT-2026-000063841 · never reused
Internal UUID01a0ae8d-53b7-74df-ab9c-9b1243f10d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063841
StatusPUBLIC

Content hashes

Canonical textc7c6f4a4811b42d7a0de4050eed6a3cc9a19be5d1de2751e8e32a691288a9233
Markdown5fbea274cad8068d47640749d302182b5dc35371e3e8e7de98dc8b309f28c48f
PDF
Publication page65ec9272817095e12a74cd6b6fcdc68f821cc953a6e1313c23c7229b85f4b747
Manifest61471dbc6d9877af5aedd0b70b9fef89e7424eb77f0ac6c200483e7a215ccf15

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
Signaturezx/Ym3izS+1K2esjuwj+BC0hjWLZ4TmZjhywjMyfc6SzT1q7cVMnPFjcPGMHHk0Ma8z41vpBrOQEvpAq1mXMBA==
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

2026-09-17T10:36:52.134963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063841
observed 65ec9272817095e12a74cd6b6fcdc68f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.117311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063841/manifest.json
observed 61471dbc6d9877af5aedd0b70b9fef89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.100050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063841/publication.md
observed 5fbea274cad8068d47640749d302182b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:52.082229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063841/publication.txt
observed c7c6f4a4811b42d7a0de4050eed6a3cc...
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.