OpenTechnical

OT-2026-000048610

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000048610) never changes.

Identity and time

Publication numberOT-2026-000048610 · never reused
Internal UUID01a0ae80-4de8-756f-912d-afb982215b42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048610
StatusPUBLIC

Content hashes

Canonical text104fb78c37cc72bbde32c8d074e075c7b91614051e88d3f00963c6148ed36ce0
Markdownf233cb39c45cd69ce67025202233fa36dca5e28c41e62f78db750dcc093d7b90
PDF
Publication page555b2e8930233b1380ea00d4598b148d30136eebd9ad2c3f0b2115939d6c1b98
Manifest11e7576f24d33bc0ae34745bd8fb6940075d71beb73552768e0eecdff8eba0dd

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
SignatureTSV3B+d2gfClWWcH6dis+K4Va+QADj/IU/cPmL11q5nWALOAs4JYVmHZB+VJBVIg1pnLBtnrQDdHQJIJGB25Cg==
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

2026-09-17T11:05:25.579498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048610
observed 555b2e8930233b1380ea00d4598b148d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.560121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048610/manifest.json
observed 11e7576f24d33bc0ae34745bd8fb6940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.540426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048610/publication.md
observed f233cb39c45cd69ce67025202233fa36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:25.521965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048610/publication.txt
observed 104fb78c37cc72bbde32c8d074e075c7...
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.