OpenTechnical

OT-2026-000043395

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000043395) never changes.

Identity and time

Publication numberOT-2026-000043395 · never reused
Internal UUID01a0ae7b-327e-7f89-94e8-e0125d0b63de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043395
StatusPUBLIC

Content hashes

Canonical textdabfa65bc789cc3ed1065fe2cfa6929ac54bef51981fe7e4975fa7b197df834a
Markdownc3e5c4c1244e6bc912a87e3592b987f0b29457b08f13d79f6d520a35bc0ca3c1
PDF
Publication page4038e92b8e1543341056960cc6b7096ecdb63964949194de72f711b9c1c0e99d
Manifeste22a6954d8f5b8c62fb524babf97192022fb426fe43d08350ca3cbaa32e0ec70

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
Signature87CbI+XByyjbauotVpWSafgOUEvGgYeAcfHAR/ePHIuiFX7yl8J1zfG2+LVtXGlngfBA5kHlLcMH7nFqvn22Dw==
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

2026-09-17T11:13:55.755584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043395
observed 4038e92b8e1543341056960cc6b7096e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.737634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043395/manifest.json
observed e22a6954d8f5b8c62fb524babf971920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.718891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043395/publication.md
observed c3e5c4c1244e6bc912a87e3592b987f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.699596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043395/publication.txt
observed dabfa65bc789cc3ed1065fe2cfa6929a...
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.