OpenTechnical

OT-2026-000072337

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line 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-2026-000072337) never changes.

Identity and time

Publication numberOT-2026-000072337 · never reused
Internal UUID01a0ae92-47c3-7092-b73d-b8fd0dae3157 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072337
StatusPUBLIC

Content hashes

Canonical text4d02ca4af654d3172eef1663cb957decee300a7e9f32fbcd07b83a0f50456ab7
Markdownd7aeda5aa46216bb45e1104d215f7c43663b2cc50d2d0f53faf53f751e1c0365
PDF
Publication page092eeba34d57eedde5a3a0898005cadb4a031303c87933409a5e53183699f6a8
Manifestca891a22fad9011cb8203699ba4c82b1e53ec151ba81185006b435efa9cd4c39

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
SignatureCwhfH+xSLVaYsknfS14ev4DJS+gdkKQMJyxN20d5jo2BuX/kpRuLzBfdGCBPhQXUiSfAXmJGWFEotBGuAIu7BQ==
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

2026-09-17T10:23:34.107629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072337
observed 092eeba34d57eedde5a3a0898005cadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.089733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072337/manifest.json
observed ca891a22fad9011cb8203699ba4c82b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.072232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072337/publication.md
observed d7aeda5aa46216bb45e1104d215f7c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.057011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072337/publication.txt
observed 4d02ca4af654d3172eef1663cb957dec...
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.