OpenTechnical

OT-2026-000045601

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000045601) never changes.

Identity and time

Publication numberOT-2026-000045601 · never reused
Internal UUID01a0ae7d-8f02-7223-863b-27ced5a64248 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045601
StatusPUBLIC

Content hashes

Canonical text8bd2f74ba99ef46dabe98aaf1365d4710dc200c98792f0b202a978bc0e981b8b
Markdown4c75e62846b663c3f21a8a3514902f7f7f6d68ff6cbc4471a6bc8ededb911240
PDF
Publication page7175c4c570844d7291d090b7d56bb363d27dba84bb1f958ab6e37cb5b85d86b2
Manifestd190ee71d6a21a8c5dd38cc7d7bd841ebd9788b76fa87c00292ab91901310402

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
SignatureQMldmm7uSD7eBvuxpMrLgqi3oQt66XSmyuSQJyrMcQ0t8UFk1IgNKkay0fQ3i+WXbYwjiWuEkb++37JCFi1SDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:22.518525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045601
observed 7175c4c570844d7291d090b7d56bb363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.499883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045601/manifest.json
observed d190ee71d6a21a8c5dd38cc7d7bd841e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.481174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045601/publication.md
observed 4c75e62846b663c3f21a8a3514902f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:22.459943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045601/publication.txt
observed 8bd2f74ba99ef46dabe98aaf1365d471...
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.