OpenTechnical

OT-2026-000038563

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three 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-2026-000038563) never changes.

Identity and time

Publication numberOT-2026-000038563 · never reused
Internal UUID01a0ae78-2d54-768b-a198-c4f217167093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038563
StatusPUBLIC

Content hashes

Canonical texte053a3a7629650bb063e41786205ab084bd12a8c5b4440f81b146fcbe8d6a832
Markdown1cec7110609915000e1a2d6abd98459776e3c2b06aa732c146e9bce3be2ebfb2
PDF
Publication page3b5ce4bd78e2a317ad8f7037707f91cd2a1f74b55a680dd64dc0d0226bc5e943
Manifesta705e2e556e38bd4bf71d3fd5e44a8f098676ebc7e9752e41c5651ebbe3f7160

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
Signatureg+7l077YVJSN9JK7Ru8YCbkZUY6htV32zMoPUsl4JyWt+Ya+XG4hi0L6TMcyQu67ciCzsaaxsPSJooQJKp7wAw==
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

2026-09-17T11:22:49.826080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038563
observed 3b5ce4bd78e2a317ad8f7037707f91cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.809236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038563/manifest.json
observed a705e2e556e38bd4bf71d3fd5e44a8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.788684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038563/publication.md
observed 1cec7110609915000e1a2d6abd984597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.768700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038563/publication.txt
observed e053a3a7629650bb063e41786205ab08...
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.