OpenTechnical

OT-2026-000046281

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000046281) never changes.

Identity and time

Publication numberOT-2026-000046281 · never reused
Internal UUID01a0ae7e-57ca-7deb-af72-e1c1c2b76baa · 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-2026-000046281
StatusPUBLIC

Content hashes

Canonical text88ccb54b530c0e5713f8e6a9203e1b38e57bc594127552fc6233e700ca653867
Markdownee6f9d2543f34681c458c689f6b6ef9117d922962dd4e6db1760f006b1a3ef4e
PDF
Publication page230672c81122e975675bc41e8c0621cb98bf6fe750e5ec13032701b8cb0a7a24
Manifest4b96549f94af16e86d67954e732d63e0579d033ef30036b10f5cb2333555c907

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
SignatureUgcNUe/Xu1vdUW/2OP22TRdLsL5DOA3qVloufuRLrgJJie9N6BQ/lNF0Blz7rhq/nN9Lec+Vzkv6HPDMPy4HDQ==
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

2026-09-17T11:08:09.036038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046281
observed 230672c81122e975675bc41e8c0621cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.014424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046281/manifest.json
observed 4b96549f94af16e86d67954e732d63e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.994262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046281/publication.md
observed ee6f9d2543f34681c458c689f6b6ef91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.972645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046281/publication.txt
observed 88ccb54b530c0e5713f8e6a9203e1b38...
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.