OpenTechnical

OT-2026-000042059

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000042059) never changes.

Identity and time

Publication numberOT-2026-000042059 · never reused
Internal UUID01a0ae7a-5d70-7d4f-952a-e9679f22a34a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042059
StatusPUBLIC

Content hashes

Canonical text936922fb1a1ffd7cc27a780f686576c93757518df9ca005a00c4449aef5af0c8
Markdowndd3cd66245228a81dc0f7b5fb4e361693b6dc9d8094bbc43a1bb9c4e59390679
PDF
Publication page77471d799e3a0612ceafce30a00a28e09858ec604934da12e8749ff3989e7dfa
Manifest9a0b50cc5e5c940c96ffb43ce5efd4c46ea8c26ccac0ea64b022fdf351892284

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
SignaturebbToclEbsvMnvNPtyq2HFbgoZ46fmdeqlgWEWUUqpVtnzAb12QAS7v7PGnbMOkofKnYGwawP2x/JlaAsNUAHCQ==
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

2026-09-17T11:15:34.720851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042059
observed 77471d799e3a0612ceafce30a00a28e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:34.701114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042059/manifest.json
observed 9a0b50cc5e5c940c96ffb43ce5efd4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:34.682400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042059/publication.md
observed dd3cd66245228a81dc0f7b5fb4e36169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:34.662373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042059/publication.txt
observed 936922fb1a1ffd7cc27a780f686576c9...
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.