OpenTechnical

OT-2026-000035573

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035573) never changes.

Identity and time

Publication numberOT-2026-000035573 · never reused
Internal UUID01a0ae76-b4c5-781b-b697-b0663feb989e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035573
StatusPUBLIC

Content hashes

Canonical text5a6156b8c7389245cafe06c1f33f871339a42430d573b73b08d185c7b37cbc48
Markdowna90c109970c79dd03f5bb5587db00d9d438d3e8c66ad59c9e8ad78ad866eed12
PDF
Publication page9a55e41336156ad5444cea13533b8ccd4e92467a92273d27182cc9d387285f0c
Manifestb2b9dca542239ad43bd129c96a0fcd2486c7a6ce0b72058c39c2119dae7a97aa

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
SignatureLegPBKbFjL4YrmLjAVsD87soC815NWaXNHTlzuCuinNNW+vdAXzGGAieTtKSSDIobQwGuy/51Bps361Gr7fKCg==
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

2026-09-17T11:27:05.687050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035573
observed 9a55e41336156ad5444cea13533b8ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.667844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035573/manifest.json
observed b2b9dca542239ad43bd129c96a0fcd24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.646803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035573/publication.md
observed a90c109970c79dd03f5bb5587db00d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.627506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035573/publication.txt
observed 5a6156b8c7389245cafe06c1f33f8713...
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.