OpenTechnical

OT-2026-000033294

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000033294) never changes.

Identity and time

Publication numberOT-2026-000033294 · never reused
Internal UUID01a0ae75-897f-7149-bfd7-57849e97cf43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033294
StatusPUBLIC

Content hashes

Canonical text01289dc36036c14e94aa4ef93c40f86983d7965861b74631941fc0220e1d9846
Markdownb3de8eb46f42859074a6b2a2fbee1c7caa362009ed0bac2ad2db274b6e4e1073
PDF
Publication paged91e7edcd3c7e364bd9167082df6d5366609987b8cf0246f491b82b7ee8462b2
Manifest2f0fdb8e415f677f2c494dad7d7d9d8bce21a5585a1344621c75fea1e96bb1e9

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
SignaturecDvWLP7sYzkEdRxBIqFwkCjyYxLNezOnhfTUAOLumh+7Oyct/MvD+BZWVsvKiwuqNRi4tN46FmW3/ZU/yRgDBw==
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

2026-09-17T11:32:02.319873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033294
observed d91e7edcd3c7e364bd9167082df6d536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.303195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033294/manifest.json
observed 2f0fdb8e415f677f2c494dad7d7d9d8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.285150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033294/publication.md
observed b3de8eb46f42859074a6b2a2fbee1c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.267211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033294/publication.txt
observed 01289dc36036c14e94aa4ef93c40f869...
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.