OpenTechnical

OT-2026-000013115

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000013115) never changes.

Identity and time

Publication numberOT-2026-000013115 · never reused
Internal UUID01a0ae6d-6fc8-7e08-a3f6-57c69dbdd92a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013115
StatusPUBLIC

Content hashes

Canonical text192ca49e70b0758cdd8e906849ff5a46335e0741fb299317e3b801f45ffa5a3d
Markdownb17bac14efd6e54407f3e54c5343d3afdccedf8b7e3d73eac891b9b54749c7f3
PDF
Publication page5e1d159a05762def4fa1f15f1108627454ff166af98aca23fc202757bb2ec8a5
Manifest794dc69b85b11b54bbb7887830db03f4cab8dad5dbebd77ab691e89e2a269e28

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
SignatureTx2MJ1cVF743o5r+8G9MX7Ly0iDArmH0Meeq2g17H4t36oQe20cHfVsgItvi2EG9c3TDsOYF9PM3jWj34MqXBQ==
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

2026-09-17T12:09:24.081393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013115
observed 5e1d159a05762def4fa1f15f11086274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.059660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013115/manifest.json
observed 794dc69b85b11b54bbb7887830db03f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.038856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013115/publication.md
observed b17bac14efd6e54407f3e54c5343d3af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.017672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013115/publication.txt
observed 192ca49e70b0758cdd8e906849ff5a46...
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.