OpenTechnical

OT-2026-000044602

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044602) never changes.

Identity and time

Publication numberOT-2026-000044602 · never reused
Internal UUID01a0ae7c-39d9-77a5-a809-6f7ed84005ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044602
StatusPUBLIC

Content hashes

Canonical text56d1ce21c790d40296a3b282a7ab87f93583f74e95f819edd2d422c9ecaeb2fc
Markdown72c0a92cdd906edf86dedfbaf8072dc4cf0c9f92030e05e2bf9fd8d46184f299
PDF
Publication page70b8c41a5476424645e79c9d0b64b6c0af9718f3ec0b1869149c4ec3bd4571a8
Manifestbabaa899a0ccb7f0bbef4587d48f2a7b7d73e9560cb840a78b50f31853c07c92

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
SignatureZXEfHxzSN1YA9FQbDfnefFEzf5EqDPZ2ng0KbPbLpJQ3MIdfKH+OumsJp02Qvt2Tjdx12Z2u6bPXHAZmQOTOAw==
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

2026-09-17T11:11:49.831752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044602
observed 70b8c41a5476424645e79c9d0b64b6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.814331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044602/manifest.json
observed babaa899a0ccb7f0bbef4587d48f2a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.794513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044602/publication.md
observed 72c0a92cdd906edf86dedfbaf8072dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.774924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044602/publication.txt
observed 56d1ce21c790d40296a3b282a7ab87f9...
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.