OpenTechnical

OT-2026-000039852

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000039852) never changes.

Identity and time

Publication numberOT-2026-000039852 · never reused
Internal UUID01a0ae78-d8d6-77e9-9418-82c2092526b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039852
StatusPUBLIC

Content hashes

Canonical text999383fbb93553e6e727ada0d8d1b89c86c348e7fd26239c95d1d0e224f57459
Markdown968edc411a788d66bff39080c7c67b193e19ed247dba4be592435303bebcf321
PDF
Publication page49572f1bd0ee9c4ccdb10c5e90e70c4504c8c744c5ea54b586d48a7086af4511
Manifestffaf28c9947c4fc55490dd2dff62d3fa28b4601b7842d86931edb397461ac1e2

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
Signature/KBvrn/rea0PhcoE2KWVeL/6mp8XrW0/txi/ZQepEo8GrtBVDAmFC7dIdM680EAeM+aIJ/6NQGgNfsD1sEXoBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:06.050781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039852
observed 49572f1bd0ee9c4ccdb10c5e90e70c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:06.031865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039852/manifest.json
observed ffaf28c9947c4fc55490dd2dff62d3fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:06.013040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039852/publication.md
observed 968edc411a788d66bff39080c7c67b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:05.993933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039852/publication.txt
observed 999383fbb93553e6e727ada0d8d1b89c...
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.