OpenTechnical

OT-2026-000033413

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off after set-down

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-2026-000033413) never changes.

Identity and time

Publication numberOT-2026-000033413 · never reused
Internal UUID01a0ae75-8980-7f4e-affa-068fa1d89d0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033413
StatusPUBLIC

Content hashes

Canonical text7ac516edc9c410842f5da1ae9fb673b5d51d10f541db9c9b04208c9d868a2afe
Markdownc40366c5ad55ecef70097eacb0e1a26b42811e73b4c3ce6d0d2d4c300b933d3d
PDF
Publication page90292d85e4e3f6888dac0d1f1b26dfc4a061bf4e83e7b6363191bed1dea413ed
Manifest860e0bb938e04627a0dee0cc8749fb0ea6f56cdcfc80faefd4f0d28c57ebb7de

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
Signatureq61VlwTgvWb345UI4PA5n4btyrBJgdGgQGbCdmf6I9TobUsZIXN95/sYR6NnuVu5tLQdRkBdKkN+M+PpmYgACA==
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

2026-09-17T11:32:11.821213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033413
observed 90292d85e4e3f6888dac0d1f1b26dfc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.803159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033413/manifest.json
observed 860e0bb938e04627a0dee0cc8749fb0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.784252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033413/publication.md
observed c40366c5ad55ecef70097eacb0e1a26b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:11.766755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033413/publication.txt
observed 7ac516edc9c410842f5da1ae9fb673b5...
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.