OpenTechnical

OT-2026-000059212

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000059212) never changes.

Identity and time

Publication numberOT-2026-000059212 · never reused
Internal UUID01a0ae89-8613-74de-a748-13509e219fe1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059212
StatusPUBLIC

Content hashes

Canonical text8c265f954a2a579c0404d1282668db9c78f1a38a34453c8562c1d5a4f3ed1df7
Markdown0f0c8ab1c2f30155866cdc0552b2b165a979808683b4efbda80a965df89aaf5b
PDF
Publication pageb3a3d783d882f81823e23a1f0daad682a25a2ca31c7d01dae08e262f4e673fd3
Manifest077f4344ac48f7128fa10f2012e6c419ff2ac6adfe60a38a7c062404c2b7d1cd

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
SignaturejuTHlZzYV5x5dlG12xpGidBBVlXfjH9Kk2h2fQ3rQPegvifqfEo5KpwBLi/0MApVFQZu2Ob4cINRzx6F2dZ/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:44.577019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059212
observed b3a3d783d882f81823e23a1f0daad682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.560498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059212/manifest.json
observed 077f4344ac48f7128fa10f2012e6c419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.542143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059212/publication.md
observed 0f0c8ab1c2f30155866cdc0552b2b165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.523443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059212/publication.txt
observed 8c265f954a2a579c0404d1282668db9c...
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.