OpenTechnical

OT-2026-000044506

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044506) never changes.

Identity and time

Publication numberOT-2026-000044506 · never reused
Internal UUID01a0ae7c-39d8-7550-b205-7d3737764f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044506
StatusPUBLIC

Content hashes

Canonical text60ba847ba0ea4383ef7c08c42232d05f12300056470794ea2ee3790db7e9931e
Markdownfcd8f19b950031ad256f6f4a9cfd01f538e1dc8f7273396161952003adfae3af
PDF
Publication pageb95a9bc405d6a2cd7c226defc94c209ee150b934612548713cc0b2d206f9c514
Manifest26236afd3145021a3b5d456af2afff18eba658f2cd0bba72cf117ab17336fe8a

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
SignatureEW64qoiRPWrHwIsHQOcAdIH9nyoCW7EKDi9UnLX3BHx6nuUiTBXx0ltsTWQHLvAUIl3zNYwRCKv9pHGJFZyyDA==
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

2026-09-17T08:30:59.715911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044506
observed b95a9bc405d6a2cd7c226defc94c209e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.576609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044506/manifest.json
observed 26236afd3145021a3b5d456af2afff18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.559314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044506/publication.md
observed fcd8f19b950031ad256f6f4a9cfd01f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.540149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044506/publication.txt
observed 60ba847ba0ea4383ef7c08c42232d05f...
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.