OpenTechnical

OT-2026-000030065

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030065) never changes.

Identity and time

Publication numberOT-2026-000030065 · never reused
Internal UUID01a0ae73-ac4a-718a-b9fa-fc10975631bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030065
StatusPUBLIC

Content hashes

Canonical texte9014a6354627e1a5b78a36040afe9e7f2c4ab9f8cf0735da95fe6979cc573cd
Markdown60c6cd353d0b5fdb0e8c72d8d1860c78432e7295abfcb61eefa8ccc097db1952
PDF
Publication pagec9a5388db8073754b76607fe62087e49fbbb04694dad804b10f6a7dc574df416
Manifest5906f18a2cd8b689d97c37b500a7b792c70e589422cba9d92e72da6b72b0c06a

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
Signaturen/U0I6CQ3DNQ1ODpqkEBuJ34FPFMSBMrxWJyqvBjcmaN+/H3fRYVxP8HF83hPO/k8EYN0KfZ0YyO39qfbrBjCg==
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

2026-09-17T11:38:48.464266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030065
observed c9a5388db8073754b76607fe62087e49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:48.447867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030065/manifest.json
observed 5906f18a2cd8b689d97c37b500a7b792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:48.431569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030065/publication.md
observed 60c6cd353d0b5fdb0e8c72d8d1860c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:48.412117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030065/publication.txt
observed e9014a6354627e1a5b78a36040afe9e7...
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.