OpenTechnical

OT-2026-000067592

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000067592) never changes.

Identity and time

Publication numberOT-2026-000067592 · never reused
Internal UUID01a0ae8f-6bda-709e-b677-df71adcce66d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067592
StatusPUBLIC

Content hashes

Canonical text78f60ea4fcca907f4c55dab1544e6bdaad9ab3b6ea8798565f8da03b59733d9a
Markdown422c31a876fe3a04289380decbfa09ee9082756828d22e9b3125276c7a4caa24
PDF
Publication pageb30cc8c463fda942ed78dd02873cbd03b77803346af6575769d7c6dfd9752357
Manifestf98da74a0c1fb47d36bcd64fefb3b40814d6588eaf9f1cf599d234ff60696500

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
SignatureSG71DDDPu0OCkekFIOXCiCOg01xtg2Ak1ry94Po3weETCH9+Wkk2g88iX/hueWGvNBO9LIEhqs/wssI0nHv0Bw==
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

2026-09-17T10:31:54.477111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067592
observed b30cc8c463fda942ed78dd02873cbd03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.460395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067592/manifest.json
observed f98da74a0c1fb47d36bcd64fefb3b408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.443920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067592/publication.md
observed 422c31a876fe3a04289380decbfa09ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.426918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067592/publication.txt
observed 78f60ea4fcca907f4c55dab1544e6bda...
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.