OpenTechnical

OT-2026-000089216

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000089216) never changes.

Identity and time

Publication numberOT-2026-000089216 · never reused
Internal UUID01a0ae9b-db00-78c2-84cb-a010546c7cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089216
StatusPUBLIC

Content hashes

Canonical text3a706f68d850f652244a62cd7010a4a9e0c2eac837a77735da5467a67e1208c9
Markdownafc8a66c4c5f72556dc7d64cc70f00222a0a8c5ebbcdc548664fceea3a0f0ce0
PDF
Publication page8e43458005f526a95d63e51269b4af837d140ceb1a9250d93984a05d06b60278
Manifest419496aff556d27dd5db2c1869ed6694ef0d0b49e4bee870c263874e5ac9c9a1

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
SignaturelNq4x4lTH2U5b2YvFouOpM8/2YtH7MuWlhxvq1KPj/ntzsoLffBqUdKLEbIHRDdElPw6dKOLWSEjj7IoOnHbDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:14.366481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089216
observed 8e43458005f526a95d63e51269b4af83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:14.350188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089216/manifest.json
observed 419496aff556d27dd5db2c1869ed6694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:14.333900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089216/publication.md
observed afc8a66c4c5f72556dc7d64cc70f0022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:14.316872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089216/publication.txt
observed 3a706f68d850f652244a62cd7010a4a9...
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.