OpenTechnical

OT-2026-000039433

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000039433) never changes.

Identity and time

Publication numberOT-2026-000039433 · never reused
Internal UUID01a0ae78-9675-74c2-b35b-b4de857b2c92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039433
StatusPUBLIC

Content hashes

Canonical text2013c349b35a05eb2b1a74b8fe7749b3fcf17ec83d86e20e98e6af3db1c05c42
Markdown9b7e89d5bb3f083e856306f73220556fd18d31497eb476ba517fd716540076bd
PDF
Publication page967498bfc26c29e7f62dc1b78e8d3f6ae30e897d54feee0c8fec4c3753b6f228
Manifest129f14a381420f9cafd73556b0a86e91088a1457faa35b127d0d0a26f466edc5

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
Signatureh5RFoq+Ny2hYBdsxcOJsaFEEd13oaSTdOMlztgaXoWkK6BcjF98iSKMi85VLo19ce1wpe5PdAb6ruheNB2vdCw==
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

2026-09-17T11:21:03.029742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039433
observed 967498bfc26c29e7f62dc1b78e8d3f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.011293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039433/manifest.json
observed 129f14a381420f9cafd73556b0a86e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.994216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039433/publication.md
observed 9b7e89d5bb3f083e856306f73220556f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.977893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039433/publication.txt
observed 2013c349b35a05eb2b1a74b8fe7749b3...
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.