OpenTechnical

OT-2026-000032164

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000032164) never changes.

Identity and time

Publication numberOT-2026-000032164 · never reused
Internal UUID01a0ae74-f7a6-741e-b3b7-c5d0dd71dd5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032164
StatusPUBLIC

Content hashes

Canonical text8eebcd86408814f24f9f0928446558d0ca0428a2e02ec8eb3fb1118b91b2f2f7
Markdown4ee1408d24bd4769ad55ad85992eb476436f4b3857dad5c55e988470f122d16d
PDF
Publication pagebbd124aeb03264491ec471c5c6c92d149c95cd64d655530b10366eee522e22e0
Manifest66e0f61d971ac6f15dff7f507356acf576f364c61c86601aff76af5e35488158

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
SignatureDuh8BtxgateXDM3sCVAjfOF98Nvyf/8M4p49CZcP+OtvU+a82jinkvJDXeZyDmtnQcYxpX13wEhHKO+FhoizBQ==
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

2026-09-17T11:34:29.475260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032164
observed bbd124aeb03264491ec471c5c6c92d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.456261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032164/manifest.json
observed 66e0f61d971ac6f15dff7f507356acf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.435848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032164/publication.md
observed 4ee1408d24bd4769ad55ad85992eb476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.401480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032164/publication.txt
observed 8eebcd86408814f24f9f0928446558d0...
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.