OpenTechnical

OT-2026-000041863

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000041863) never changes.

Identity and time

Publication numberOT-2026-000041863 · never reused
Internal UUID01a0ae79-e8a5-7d8f-94ed-8a43db800d70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041863
StatusPUBLIC

Content hashes

Canonical text5f50e8f66d00941a7f051b0e1e44caac1c08911dc9cb0ba17b3e45c2512b5383
Markdowna6c86f6bba8ea228efd351f648d24e454345c8f0b4e5c1bf8eff24eed4597506
PDF
Publication page7388e467e5f967f97300f577d16e2b980b13fd5206d53c5ab49d467f14e5b1fa
Manifest6a303e513f0ef9e08b60b80165f8f4364f7be8c60d15e5f006e66f9f5f1daf1e

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
SignatureSiy45kXSY51S7BAoCHdEXg+8nUA2pBAq0P5jGTUgfx6usV9ghFZ16TAVuM94XeL2uz+yl6IFbTChG3lANzRIDA==
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

2026-09-17T11:16:44.095567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041863
observed 7388e467e5f967f97300f577d16e2b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.076098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041863/manifest.json
observed 6a303e513f0ef9e08b60b80165f8f436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.057409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041863/publication.md
observed a6c86f6bba8ea228efd351f648d24e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.040971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041863/publication.txt
observed 5f50e8f66d00941a7f051b0e1e44caac...
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.