OpenTechnical

OT-2026-000102146

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed 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-2026-000102146) never changes.

Identity and time

Publication numberOT-2026-000102146 · never reused
Internal UUID01a0aea4-50f2-778d-99d2-5fa389547273 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102146
StatusPUBLIC

Content hashes

Canonical textcc7abbd22f7bce79e3d4f9cf122e39621bbd0844604d5fb401e26858919b1d03
Markdown1a996fcb01f2b58089ee278e44413d4415028bf2f6123fda16dddc0560de9c8e
PDF
Publication page3dac3ce54af7fe0e70c53317f065abf706371906a0d2a2f31cf4af67ceb1d31a
Manifest50744f680fc86825f202bb923d76203cf77326efb37e8cb60c1431802b15332a

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
SignatureCOqsoKF/aF7PU6HsabRTUzroEVaMxSrgdUJRl/cx6MrSkFpKzaUhjr8zbty6jMFm7UI/zBSUu+fF41HIiL8AAg==
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

2026-09-17T09:25:18.721357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102146
observed 3dac3ce54af7fe0e70c53317f065abf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:18.703437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102146/manifest.json
observed 50744f680fc86825f202bb923d76203c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:18.686802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102146/publication.md
observed 1a996fcb01f2b58089ee278e44413d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:18.669290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102146/publication.txt
observed cc7abbd22f7bce79e3d4f9cf122e3962...
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.