OpenTechnical

OT-2026-000095726

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095726) never changes.

Identity and time

Publication numberOT-2026-000095726 · never reused
Internal UUID01a0ae9f-fac5-736e-a214-6bd8450cdd6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095726
StatusPUBLIC

Content hashes

Canonical text405ceb685d331d441f97316057fbaf8b6345b33187c86f29fb3ec77d98f49c5a
Markdown51be94094d6b48efd7a7e1e73ec909b768d4bbc119816fb489b45497d54fa443
PDF
Publication pageeaee6716741de48f4db2f077251c2dc760dd0a587e6d0e03a7ecff39deb95f64
Manifestabbe8e7fc503b5f7936872528bd6e88f013854a45503a7a6dba68175496c0135

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
SignaturetvEWB58iZpyCVkr5W9G+0pUn3qpu7Y/mVXRz4+6LUwS6tk9sRUOo+5oKbjzs+Tzq9C39Inf5xJUtOXySZqpnCw==
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

2026-09-17T09:35:17.184247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095726
observed eaee6716741de48f4db2f077251c2dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.163671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095726/manifest.json
observed abbe8e7fc503b5f7936872528bd6e88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.145107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095726/publication.md
observed 51be94094d6b48efd7a7e1e73ec909b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.126473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095726/publication.txt
observed 405ceb685d331d441f97316057fbaf8b...
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.