OpenTechnical

OT-2026-000030224

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000030224) never changes.

Identity and time

Publication numberOT-2026-000030224 · never reused
Internal UUID01a0ae73-e500-75ce-b7d0-20b398847f98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030224
StatusPUBLIC

Content hashes

Canonical text36e21190367661adc3fb6f11716a032a3f0f8378f18610b3a846fc051ef2e4be
Markdown3e89b81c23ae0902df31812d25e5669e96b2a75b553cb0a96056f982aa481eaf
PDF
Publication page93363c3276b18f4c4bc1bda836c7fe2b33f26de9755a2a024f2be3cfa8dc41e2
Manifest693da25371c361fc85c01c903baeacabdb10808bb24114c1d728742c5a9ae416

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
SignatureLB5sSx5+ZH6p7H/hvN+T4G3duSbaGxlt2V1bw1jkljl9MJdH91RibV1b/iFo/L4sPEgwSNPvgaqA2rG1C7WaDA==
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

2026-09-17T11:40:36.061355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224
observed 93363c3276b18f4c4bc1bda836c7fe2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.042963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/manifest.json
observed 693da25371c361fc85c01c903baeacab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.024504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/publication.md
observed 3e89b81c23ae0902df31812d25e5669e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.007365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/publication.txt
observed 36e21190367661adc3fb6f11716a032a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.541953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224
observed 93363c3276b18f4c4bc1bda836c7fe2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.524016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/manifest.json
observed 693da25371c361fc85c01c903baeacab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.506228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/publication.md
observed 3e89b81c23ae0902df31812d25e5669e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.486357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030224/publication.txt
observed 36e21190367661adc3fb6f11716a032a...
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.