OpenTechnical

OT-2026-000032445

Publication integrity record

Four cup vacuum gripper, four 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-2026-000032445) never changes.

Identity and time

Publication numberOT-2026-000032445 · never reused
Internal UUID01a0ae75-106e-775a-951e-c796460ba2b9 · 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-2026-000032445
StatusPUBLIC

Content hashes

Canonical text2785fcb0e634b3000b20e68043dda7056babcea12c4e16021b2e62736d530ad7
Markdown0ae3c5d99b0ec23b715186861fb437c88c72db70770a8c59eafbee4a73910598
PDF
Publication pagede831a877f9d513ca0f3cd874e2c857ae64a9e0c6677e10dfdfaa0b0167fdb27
Manifest2aa6bb6d8840154e58a9098558fe612bbd0762000efbc143e97d2d18cdfe4002

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
Signaturedi5Rw3a0EbVZx+Xm7IiIAP1JgO8YgX6XoivdfrRTdhVK+Y5bVjNafhKtI1B8bOdBvEQIdSO43jVJ1sHarwjCCg==
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

2026-09-17T11:33:52.274095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032445
observed de831a877f9d513ca0f3cd874e2c857a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.253544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032445/manifest.json
observed 2aa6bb6d8840154e58a9098558fe612b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.237019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032445/publication.md
observed 0ae3c5d99b0ec23b715186861fb437c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.219751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032445/publication.txt
observed 2785fcb0e634b3000b20e68043dda705...
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.