OpenTechnical

OT-2026-000048550

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-2026-000048550) never changes.

Identity and time

Publication numberOT-2026-000048550 · never reused
Internal UUID01a0ae80-4de7-7517-b1a3-798886f9b0d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048550
StatusPUBLIC

Content hashes

Canonical textc910a78f19af64ea6dbc59540b6dcd56590a37d032807f805c255a970945bff7
Markdowndc7c017b11d8be684752f0626f073ce7a7d9cc0954173a1073e646a9dc97c1ae
PDF
Publication pageb9400f6e35b4ef411ad3405a80702fac069a9973520475d1877704a200e9d846
Manifest854037088464af9a3bf0aed8d305ddf840faa11ffe3ffda239432c1b0b8d647e

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
SignaturexSDGdsiaSvWBRZ5Qd6JBrGd5dX1mOeBk2H7Hshu+y8LK+jU9kax7xCe087bmrJq4C51we2sQTlhzZFas3PXRBw==
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

2026-09-17T11:05:20.669151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048550
observed b9400f6e35b4ef411ad3405a80702fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.650213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048550/manifest.json
observed 854037088464af9a3bf0aed8d305ddf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.631878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048550/publication.md
observed dc7c017b11d8be684752f0626f073ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.614640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048550/publication.txt
observed c910a78f19af64ea6dbc59540b6dcd56...
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.