OpenTechnical

OT-2026-000079223

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079223) never changes.

Identity and time

Publication numberOT-2026-000079223 · never reused
Internal UUID01a0ae96-0b8f-714e-8cbe-2def9bec0a46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079223
StatusPUBLIC

Content hashes

Canonical text7cbab597ff8b5c5a9e38db56fb16deb604455c9aa50884b58f50da763362d734
Markdownfae6b8a42fd8c843b6fce6932138c1da0c7c10fe87dd1733969b9fb3245028f1
PDF
Publication pageaa40966f66a4e404d1f5ba0500f93b75fac4c6ad9fd16284e026a174cc9121ef
Manifestfad0b451932b0a58ad2c2a3ca22cccb96a037ae973eee21545095b7eec59df8d

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
SignatureFV4xs+ahUY/Km33HkYSmhwCWHJNw8LeNwQD1rsUDgtwyPK0xGKe6RnpMsDGAtd2jGue3oOMFKws3vzd/dv1cBQ==
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

2026-09-17T10:04:48.878327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079223
observed aa40966f66a4e404d1f5ba0500f93b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.861011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079223/manifest.json
observed fad0b451932b0a58ad2c2a3ca22cccb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.843648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079223/publication.md
observed fae6b8a42fd8c843b6fce6932138c1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.824479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079223/publication.txt
observed 7cbab597ff8b5c5a9e38db56fb16deb6...
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.