OpenTechnical

OT-2026-000042127

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000042127) never changes.

Identity and time

Publication numberOT-2026-000042127 · never reused
Internal UUID01a0ae7a-5d71-72e2-b4b4-a4f3965f2846 · 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-2026-000042127
StatusPUBLIC

Content hashes

Canonical textbc5b12e1369dd046292d680228c31558a5caa4d56f16a6055509db8fa885a6bf
Markdown024d51e936c36f50cc6f9be4a36750ebe17aeabdf61d1d70cfb2da5c2bd086ba
PDF
Publication pagec7d9fd0b759f8fc9cb3cda7756460500404b0ad9d12eff47294e929641ed33c8
Manifest96d8f43e5a0b9e06c89c8cd9f41b463559656ff4c27c93f7ad7d44ddb5809266

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
Signatureb1KpnlEfT6d7KKtLh5AXCdtJ6AKhoY9KriPx3UX559giL8xGzMAGEDAYAtVYnwjIeI/HT+QQgvq3LTWTPO93CA==
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

2026-09-17T11:15:40.341599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042127
observed c7d9fd0b759f8fc9cb3cda7756460500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:40.323341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042127/manifest.json
observed 96d8f43e5a0b9e06c89c8cd9f41b4635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:40.302992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042127/publication.md
observed 024d51e936c36f50cc6f9be4a36750eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:40.281304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042127/publication.txt
observed bc5b12e1369dd046292d680228c31558...
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.