OpenTechnical

OT-2026-000096167

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096167) never changes.

Identity and time

Publication numberOT-2026-000096167 · never reused
Internal UUID01a0aea0-585e-7106-912a-2f12bba2ae40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096167
StatusPUBLIC

Content hashes

Canonical textd8bb3da84c48b5838abe1789302f72ada3862274853390bb8d0ee6326da96387
Markdown7d9a3562e7b8fa34243e8fee5eff0fc40ba6106aa35ebea658c8591fcede1c8a
PDF
Publication page8090877a2419e62239eaf64b5b3e214005f97a29273fc07b29011294e37b01da
Manifestf60c509ff7f8f82b1fc4caa91ae2739acd24a9f184a4adc53f45674eb228493f

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
SignatureuDVQLU8Req60BtBlTe/+3EkWnSTnTKQ26PCLsWy0MovxYWJXuTG8yZPga+gGYWkl95bRMEiyWo3HodHGBbk5DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T20:43:16.086966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167
observed 8090877a2419e62239eaf64b5b3e2140...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:43:15.725038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/manifest.json
observed f60c509ff7f8f82b1fc4caa91ae2739a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:43:15.336799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/publication.md
observed 7d9a3562e7b8fa34243e8fee5eff0fc4...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:43:14.950084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/publication.txt
observed d8bb3da84c48b5838abe1789302f72ad...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:34:35.853789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167
observed 8090877a2419e62239eaf64b5b3e2140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:35.835060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/manifest.json
observed f60c509ff7f8f82b1fc4caa91ae2739a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:35.814827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/publication.md
observed 7d9a3562e7b8fa34243e8fee5eff0fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:35.793589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096167/publication.txt
observed d8bb3da84c48b5838abe1789302f72ad...
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.