OpenTechnical

OT-2026-000032606

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000032606) never changes.

Identity and time

Publication numberOT-2026-000032606 · never reused
Internal UUID01a0ae75-1070-7ba6-adc9-d4acd43aa76d · 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-2026-000032606
StatusPUBLIC

Content hashes

Canonical textb049ca24b5f94d01d26bc845201ed14dd2b0a15ef2126fd4e302567567bfe406
Markdown8f8d910091f03f1a4f32dadc812845764605fc97ee914b486f8d00da6f8f8bfa
PDF
Publication page4b00e3a93f541cc91e81ac0be0ba88aaaf55a09dc99f85d4e923d08aefb43966
Manifest297cb5d0330f65db7d98772b3d66839835bfa616c090965aea28f7cd0d4820f8

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
SignatureubSdQBca2rpZF66Bh8E8yiuoDDwNOT5dCMR15itDPhk8MDleWEGmf5aw7LO9jALOQFEyc3ZXcEYlH7wkjgZPAA==
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

2026-09-17T11:34:11.323406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032606
observed 4b00e3a93f541cc91e81ac0be0ba88aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.305884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032606/manifest.json
observed 297cb5d0330f65db7d98772b3d668398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.288102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032606/publication.md
observed 8f8d910091f03f1a4f32dadc81284576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.271026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032606/publication.txt
observed b049ca24b5f94d01d26bc845201ed14d...
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.