OpenTechnical

OT-2026-000061229

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000061229) never changes.

Identity and time

Publication numberOT-2026-000061229 · never reused
Internal UUID01a0ae8b-1382-7618-a555-e66fb2acdf09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061229
StatusPUBLIC

Content hashes

Canonical text244f7818fba6dba127cbb5d8245bf344970bd2a6e2825e4de7bc27398c480ac1
Markdown5e2fb08d9e24976b058e8a7a90207ed3a38c2567f7ef7f07b840230e23e06dbd
PDF
Publication pageddc48b96d7477e0675c72ea8ed0140cc0e00f72be6da534994c9de849a340323
Manifestb104077bfc4658684f50b02599ba72bcc3eabc3382f3ceeb2da992076349ae49

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
Signaturek/KndRPJSu86t399mBVibDmo/WyRIg3tFEaswmacs3FG9/MT9xnP68vfyf4Jz3WbskfAx4+/taHJGhnrmuykAA==
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

2026-09-17T10:42:38.278768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061229
observed ddc48b96d7477e0675c72ea8ed0140cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.260406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061229/manifest.json
observed b104077bfc4658684f50b02599ba72bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.239686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061229/publication.md
observed 5e2fb08d9e24976b058e8a7a90207ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.221380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061229/publication.txt
observed 244f7818fba6dba127cbb5d8245bf344...
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.