OpenTechnical

OT-2026-000019949

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000019949) never changes.

Identity and time

Publication numberOT-2026-000019949 · never reused
Internal UUID01a0ae6f-1fb7-7765-9c7b-62b2e5adc52d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019949
StatusPUBLIC

Content hashes

Canonical text259705337f5575d75ce11431f383c09254bb18eb8c6817bbdaa820d3346fb7bb
Markdownacd644b76f7bcfcadaaa51c0ffe0dc69c600824a43525c371bb227cf1023d053
PDF
Publication page61ae6d1e6fec6032db705dfd09ea77e9f8d4f51bf9994c750c1dc8319939f5e8
Manifestd3f73a693ac53566cd2589e36a6ea07144390b216f2f6f08864e0737fac0aaf4

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
SignatureCIjyZhImZEwXqmQVZhrPGIdkbDiIcsBB7j2UThcMhI7xoxHmIad8zv2PiZdje37ADTFnDagbjYqbRkP6mU4uBw==
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

2026-09-17T11:58:10.660742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019949
observed 61ae6d1e6fec6032db705dfd09ea77e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.641688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019949/manifest.json
observed d3f73a693ac53566cd2589e36a6ea071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.611787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019949/publication.md
observed acd644b76f7bcfcadaaa51c0ffe0dc69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.590432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019949/publication.txt
observed 259705337f5575d75ce11431f383c092...
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.