OpenTechnical

OT-2026-000061556

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000061556) never changes.

Identity and time

Publication numberOT-2026-000061556 · never reused
Internal UUID01a0ae8b-7b44-7a96-9620-fbdf0b49ee8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061556
StatusPUBLIC

Content hashes

Canonical text36577e09d23ea2c15b8d27220157c3c9a1ca87902f278ef66d33de852a2527ba
Markdownbdc683b8efc0ed8efd8b0c238c379f2ef6122b1b048078352c6adcfb45b073ac
PDF
Publication pagefe5807bb0fa725d1bdf15255e0fa5b56aeb4d34456090d6425ac2a05fc9a87e0
Manifesta59b35de985c79d07616d6d64d66486dfab4dac97b7cfa3ea8350e7e046308fc

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
SignatureisGFG13racQCkO8ljPIaThvEKUPNcduBvrDbWGVhVz5nCxtkPm7RcX6atFyjHQX6Ff/JnVVpwtODOJP7ev33CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:28.144417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061556
observed fe5807bb0fa725d1bdf15255e0fa5b56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.117185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061556/manifest.json
observed a59b35de985c79d07616d6d64d66486d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.098549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061556/publication.md
observed bdc683b8efc0ed8efd8b0c238c379f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:28.080630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061556/publication.txt
observed 36577e09d23ea2c15b8d27220157c3c9...
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.