OpenTechnical

OT-2026-000094607

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000094607) never changes.

Identity and time

Publication numberOT-2026-000094607 · never reused
Internal UUID01a0ae9e-f4ea-7154-b950-9b08809ba795 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094607
StatusPUBLIC

Content hashes

Canonical text2d3694d58321c909d7dbc36158a844e10e65cde571827cf4a85f06d55e7d03d6
Markdowna49036a25f19e27f2a3d1ba09ddc8d9efbfe1b226a58e5746c69017836bf231f
PDF
Publication page5022ef72bd318476b4227821e7eba9fadfbad4000207beba84c74fb58dce4ae8
Manifest2f6d2d518c81f854a74a48924efe6bc2707fdaa6e891715708370ddb507d0d88

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
SignaturegJO37FomkL/vL3dGx3N2UzroRQDRF0zglaOo/CfM8dl3E9tC8X2b15ZTMiWn8kJThoF622auuEejez3T4zg6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:04.308976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094607
observed 5022ef72bd318476b4227821e7eba9fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.291045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094607/manifest.json
observed 2f6d2d518c81f854a74a48924efe6bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.272338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094607/publication.md
observed a49036a25f19e27f2a3d1ba09ddc8d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.253834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094607/publication.txt
observed 2d3694d58321c909d7dbc36158a844e1...
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.