OpenTechnical

OT-2026-000037485

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037485) never changes.

Identity and time

Publication numberOT-2026-000037485 · never reused
Internal UUID01a0ae77-b8ce-7607-b4f5-75a363093de9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037485
StatusPUBLIC

Content hashes

Canonical texte960ff51ab7bd1d33ad7e41af3073f8cf8ad36e0359a87cb10f37a46480c99e5
Markdown9ba1cebb84aa698f8f58f45e8a541093ecff5c5e687480416e0c98427cb9f9ea
PDF
Publication pagee44609c36af6d9d73d14e68d26e4957e61d9380778a14573eea7d8302be7a770
Manifest226ef1be8045b24786b0e7f83928ef8face375ee2365bbf8b9766c52a99fa0fa

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
SignaturepEHtn+Giqh6itQvLPrwwdc7U/GLfZaN7dxXXGhLqp4r44oPbT+ghKJL4EZv0KEtNIjjhVDDnMS6c0x7cgQSfAg==
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

2026-09-17T11:23:55.640697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037485
observed e44609c36af6d9d73d14e68d26e4957e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.622508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037485/manifest.json
observed 226ef1be8045b24786b0e7f83928ef8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.603900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037485/publication.md
observed 9ba1cebb84aa698f8f58f45e8a541093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.586771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037485/publication.txt
observed e960ff51ab7bd1d33ad7e41af3073f8c...
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.