OpenTechnical

OT-2026-000066222

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000066222) never changes.

Identity and time

Publication numberOT-2026-000066222 · never reused
Internal UUID01a0ae8e-8dc3-7540-b1f1-9a69a64e03a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066222
StatusPUBLIC

Content hashes

Canonical text4db8f2c0a47ab01f771df72d24256143275b430da66817e681d2b72cc75686b9
Markdown8f3202c1343cd442e710200b00cd333c811bdcd0dda5c231bca78e2aa7f0550f
PDF
Publication pagefe082b4768d5499dfbd6385d0ef015be75dc01eb26b99d67e132e8bf96c8d8de
Manifest1717347e2fb6ad3fda46abf01acfcdf584a36cf14787360703fe7efb805bf86e

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
SignatureDGkne8B0/OZtwUphRwoPp4Xe4ypm5TOzTI3flEipSb6I7YlRdm565/xAdyvxtt0QZeIgchTREw+Tr8YWPBmjAA==
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

2026-09-17T10:33:23.110513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066222
observed fe082b4768d5499dfbd6385d0ef015be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.092391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066222/manifest.json
observed 1717347e2fb6ad3fda46abf01acfcdf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.075210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066222/publication.md
observed 8f3202c1343cd442e710200b00cd333c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.055616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066222/publication.txt
observed 4db8f2c0a47ab01f771df72d24256143...
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.