OpenTechnical

OT-2026-000018580

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000018580) never changes.

Identity and time

Publication numberOT-2026-000018580 · never reused
Internal UUID01a0ae6e-b48b-7eaf-81f2-0bf8283a43af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018580
StatusPUBLIC

Content hashes

Canonical textcee7220abff09708d129214c2d69f26eadf6cd5f9f61e1b3b1827cc05beef78e
Markdownf2114f65919987cea7faf09434f6b66c33d7f5661448a2d74301068a3d72a14d
PDF
Publication page66e5daaf589313ae1f96efaff53be72938a57b8daa8f31edf5508721d754575e
Manifeste75a8c32442187c317e3120d4308bc9cae96e4d1f045c952d2f1becce5a5b162

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
SignatureStJwVJfQv/6mgGB2PxtBiBFECRQr7FHXtU/8a+5mdJqqywLJ32/ch0LxEwxQWpnwUmLfZjFspkH9DZiGasyUDQ==
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

2026-09-17T12:01:22.990666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018580
observed 66e5daaf589313ae1f96efaff53be729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:22.972730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018580/manifest.json
observed e75a8c32442187c317e3120d4308bc9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:22.954722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018580/publication.md
observed f2114f65919987cea7faf09434f6b66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:22.937916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018580/publication.txt
observed cee7220abff09708d129214c2d69f26e...
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.