OpenTechnical

OT-2026-000045076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000045076) never changes.

Identity and time

Publication numberOT-2026-000045076 · never reused
Internal UUID01a0ae7c-f768-72a2-8465-d1f0e371998f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045076
StatusPUBLIC

Content hashes

Canonical text7244a80502c63a29b4007b73333af1ed28fbddfb5184738d2cbbac8c24b57483
Markdownc791e8aac4396ba0a01db602ecac61ac5ed768aab27505c20609d156b7928f0e
PDF
Publication page799ea464a3dbe7c2edd294448ea796d1f9e6cfab91b17a2f74e2e782f9eabb3a
Manifeste72e9e7dfe227f8248d87680265337bb73854e72009b029715c8a2940e532967

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
SignatureeTws5stRnebXRX5MIpJLh+d8N14Hx3mNicfEZMZ5AM4oq4QxJl5USLUS3/ugYbSsoHfYfwZ759PI2WPixIYmDg==
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

2026-09-17T11:10:06.709977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045076
observed 799ea464a3dbe7c2edd294448ea796d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.689018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045076/manifest.json
observed e72e9e7dfe227f8248d87680265337bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.668039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045076/publication.md
observed c791e8aac4396ba0a01db602ecac61ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.648097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045076/publication.txt
observed 7244a80502c63a29b4007b73333af1ed...
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.