OpenTechnical

OT-2026-000039502

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000039502) never changes.

Identity and time

Publication numberOT-2026-000039502 · never reused
Internal UUID01a0ae78-d8d2-7e89-8a92-9fca170704bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039502
StatusPUBLIC

Content hashes

Canonical texte7332a18e0a1963e968066ae85488267ddd16b81acd0df1abafef4f7437dea4d
Markdown2501e05c216041de3714c5e9b73ca06ee538ec417109517117b50e181726c93f
PDF
Publication page37cf1af80c8f79311c34eadd5b8a5dccfe973172434065d020b8c012aa4d13a5
Manifest8f805927d45d3b4d52a8ba285cb0b9764d4bd92bd8fd2013ccafbe84a0d7b2fb

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
SignatureJm5qYmSi9CQjjZ1jX9KC5+BBGfQKfWQNDN5/8IpY2+EhSDKrW5n2KhCn9DQEEbhVFAv5QNP/VIGtHsp/cpktCA==
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

2026-09-17T11:19:38.194902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039502
observed 37cf1af80c8f79311c34eadd5b8a5dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.176466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039502/manifest.json
observed 8f805927d45d3b4d52a8ba285cb0b976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.156792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039502/publication.md
observed 2501e05c216041de3714c5e9b73ca06e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.137925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039502/publication.txt
observed e7332a18e0a1963e968066ae85488267...
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.