OpenTechnical

OT-2026-000063547

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000063547) never changes.

Identity and time

Publication numberOT-2026-000063547 · never reused
Internal UUID01a0ae8c-f945-7cb7-a388-3b67b46062ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063547
StatusPUBLIC

Content hashes

Canonical text6838d5c7dc21027eb61a2dbeca6f45a5bd2cd92e436d1a6c6206258840befc8f
Markdown9c25c1006d668854a84ce9029b7d74a80fb385edd69afa104a891b364d3798c2
PDF
Publication page0bb7bbc8395e6e7756a2b7b1a7f251ddfb28b9506e004325d89cc9f0862d608a
Manifest2b774f833c99c95344bb5ab3febf9d2e1bae030a394cc807dbf76422702c1afd

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
Signature28o19O5q3ukknQ6tfHahpLsOXDnfQNS/R1ff4xIttS5CA1iN08cAUAnY3TNDH4m/x6yaiRTJYoQszZNBWIGEBA==
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

2026-09-17T10:37:32.812066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063547
observed 0bb7bbc8395e6e7756a2b7b1a7f251dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.792890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063547/manifest.json
observed 2b774f833c99c95344bb5ab3febf9d2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.774707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063547/publication.md
observed 9c25c1006d668854a84ce9029b7d74a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.753001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063547/publication.txt
observed 6838d5c7dc21027eb61a2dbeca6f45a5...
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.