OpenTechnical

OT-2026-000086432

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000086432) never changes.

Identity and time

Publication numberOT-2026-000086432 · never reused
Internal UUID01a0ae9a-2c97-7389-a1e2-eb15b079619f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086432
StatusPUBLIC

Content hashes

Canonical textd2fbedc630a3eeca4c56d37f9f78ad85e01b9257918e612fee95b299f580286d
Markdown9ae183624288887f5bff87c2945c55223a6922928012d5ff3e085bac3d62b956
PDF
Publication pagea4fa71f3fa09f407495c1e832991a5c20c3b1bd246d3bc624eef9d6d1a13241c
Manifest75389d2f11b54a6efc51c9c60a000aaac1ee1623187e51e7f1b44fa98e089477

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
Signatureym6FiA35Ib5ea9qWui1nC+rcX1fnBgeNqL3xszbuyeOWBzmRmolaufB5hg3P9JOV6+qq+Jkrr0cG6eD42vBlDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:13.770442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086432
observed a4fa71f3fa09f407495c1e832991a5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:13.752156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086432/manifest.json
observed 75389d2f11b54a6efc51c9c60a000aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:13.731535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086432/publication.md
observed 9ae183624288887f5bff87c2945c5522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:13.713739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086432/publication.txt
observed d2fbedc630a3eeca4c56d37f9f78ad85...
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.