OpenTechnical

OT-2026-000046354

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000046354) never changes.

Identity and time

Publication numberOT-2026-000046354 · never reused
Internal UUID01a0ae7e-57cb-7349-b1ca-f6a04b004659 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046354
StatusPUBLIC

Content hashes

Canonical text448bffabe6e273a3b819efa9904497b48f814490cce5a3f0d8a6e46410504a64
Markdown11b4abcdc823e513a5f8e1b0ed044aaec54a291bd57418f3fce2bb8714d47de4
PDF
Publication page133cc678d18f29eeb53f6c002511ee8179e5047bcbd54c98ece3e97082fa9df8
Manifesteb1cc698c5ef335d94a51a45fb3af3877a58be3b985b61cd3f4a477d9d037c12

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
Signaturew2ww+we+Rompjjlg93p4WCkVpu7gvdrg9k025ZxXDOlf4tXm4ReuuRMkPHkPx2U1py9Uw3xX3JQ5FIzjuZ3FCg==
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

2026-09-17T11:08:20.856229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046354
observed 133cc678d18f29eeb53f6c002511ee81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.837404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046354/manifest.json
observed eb1cc698c5ef335d94a51a45fb3af387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.819407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046354/publication.md
observed 11b4abcdc823e513a5f8e1b0ed044aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.801851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046354/publication.txt
observed 448bffabe6e273a3b819efa9904497b4...
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.