OpenTechnical

OT-2026-000023932

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000023932) never changes.

Identity and time

Publication numberOT-2026-000023932 · never reused
Internal UUID01a0ae70-aed6-7025-a0ac-cb9e6f185830 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023932
StatusPUBLIC

Content hashes

Canonical text5fe2feb1bc85ecaea989cef19ce10f20d375440b700fe5aa3cfe28732f4840b1
Markdown2a16555feac7d0ac51dedb540553c70b56d555bb70c739893a3d4fb4eb46f717
PDF
Publication pageb4ce7a09418d5958e4b6bd87d021328290af4cf3da7e04b369be05da59d16461
Manifestf64d53f548d139f8b57f48ae28b1a3184a44c0eb2015ea2898067c3c86e932da

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
Signature/jxsgwoBJuO34M2IXsHQ382TDPIwInzW+XnGLEV2vp51CS7YsmhSfKh4xlUkvrpmd/ZSfQTQ4U0pftcV/skaCg==
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

2026-09-17T11:50:33.484165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023932
observed b4ce7a09418d5958e4b6bd87d0213282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.466362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023932/manifest.json
observed f64d53f548d139f8b57f48ae28b1a318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.448278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023932/publication.md
observed 2a16555feac7d0ac51dedb540553c70b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:33.419979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023932/publication.txt
observed 5fe2feb1bc85ecaea989cef19ce10f20...
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.