OpenTechnical

OT-2026-000038042

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038042) never changes.

Identity and time

Publication numberOT-2026-000038042 · never reused
Internal UUID01a0ae77-f88b-7130-b858-cc1440a3972d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038042
StatusPUBLIC

Content hashes

Canonical text58cb4ecb4310b8fa3623add0c548812aba997669e89ef357e955043ea4f850e9
Markdownf8e4ccb960f0cf2c8507512b4abe4cf3e1c5dc0e05a79d86659c8b41160e85fa
PDF
Publication pagea482538ff3de2c027af84612183dc3fd072edac07b6ea0d49b5f6ebce5f056ce
Manifest9dacdc6d54a8622b9a684fdc64d72ea025c93965d60c83a6d8f74e0aec5f7764

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
SignatureiKc0bnNVnUdhQYmBlL4ZsKcElFWrZmeVb9JgyP5sjNWnrp0f0bqf+G4atztnW/MAchdcp4CjV/nxv4xr2iSVAw==
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

2026-09-17T11:23:21.426298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038042
observed a482538ff3de2c027af84612183dc3fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.408744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038042/manifest.json
observed 9dacdc6d54a8622b9a684fdc64d72ea0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.389357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038042/publication.md
observed f8e4ccb960f0cf2c8507512b4abe4cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.369713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038042/publication.txt
observed 58cb4ecb4310b8fa3623add0c548812a...
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.