OpenTechnical

OT-2026-000032684

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000032684) never changes.

Identity and time

Publication numberOT-2026-000032684 · never reused
Internal UUID01a0ae75-1070-7f3c-8b70-d77ce521e993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032684
StatusPUBLIC

Content hashes

Canonical text8531a6affc5570ff6a9b682d13457f5b9eedba877c89ae0e196eb180f3dc3ca8
Markdown54183b5f983d283d207c84617f963b078ccd4b02ee861cc240329d9d8519df22
PDF
Publication page9d306e738024192fcaa3c0ae364d7cbecda1fe9204033e4976e683d1efdbc4c3
Manifest64ec0da847f01914ddb83741c6827826a5c328851f485772641ab13447b300e6

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
Signaturec0LWDOp1+rBZxZgYncozkL+vN74R/lbDllG8CzicWjM2KCmx9Utd/EM/RP4qamTvrTHEiFpRrN9xG3YmmaPYCw==
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

2026-09-17T11:34:17.446837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032684
observed 9d306e738024192fcaa3c0ae364d7cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.428369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032684/manifest.json
observed 64ec0da847f01914ddb83741c6827826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.408792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032684/publication.md
observed 54183b5f983d283d207c84617f963b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:17.390923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032684/publication.txt
observed 8531a6affc5570ff6a9b682d13457f5b...
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.