OpenTechnical

OT-2026-000036828

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000036828) never changes.

Identity and time

Publication numberOT-2026-000036828 · never reused
Internal UUID01a0ae77-773e-7d52-8f2a-098024e8d24d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036828
StatusPUBLIC

Content hashes

Canonical text2d965d88c18407737f60ba43387040f9d53c392fc6201096bee06f8045830c0b
Markdown302180d606f79f6a9e08e648d9976de5ddad32afc8dae9bf07ee387a6081d808
PDF
Publication page95f2e4cea3e77bdde7b22c83adceb007b174879f3d57fcccb2b75cd0c96da451
Manifestc328fbcfa2d052cc6c5609b621848c6d63cf84090042d327290b2d248e3af815

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
SignaturePl/Ieg2bBhuv0WxJu8K+EbVbOoJoJrpo8fCTxt4JLN5obF/07VRzpJuovjOuCPBV6jVsgeTIRhAzVsHLUokYCw==
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

2026-09-17T11:24:26.815135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036828
observed 95f2e4cea3e77bdde7b22c83adceb007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.798879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036828/manifest.json
observed c328fbcfa2d052cc6c5609b621848c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.780728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036828/publication.md
observed 302180d606f79f6a9e08e648d9976de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:26.763846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036828/publication.txt
observed 2d965d88c18407737f60ba43387040f9...
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.