OpenTechnical

OT-2026-000047136

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000047136) never changes.

Identity and time

Publication numberOT-2026-000047136 · never reused
Internal UUID01a0ae7e-d0f8-7c6d-90d8-0cd65b54b622 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047136
StatusPUBLIC

Content hashes

Canonical textaa65dfe8d862a9eac7f74881b8a40a667e187c13d1826ee4ef899caf9c061e22
Markdown047e3e1f2178418b74f9cf012c0b30dee2c71ac8a65a150d3c2c73ab45372776
PDF
Publication pagefb671867bb0395c4e4d0ed4d24901654f2a0d7c6676457b51439b3a272fe3bdf
Manifest36e3fe920b1e5321f896abb88686b004147876f3e805edcd47be0d2053ec0cd7

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
SignaturemECn2cR3Srjr++MsD2ILmCWSUDdTvmhLmzuyXfTIq0VNv/WEYicG45c/KCzjn5EP4yk6xu4t7pjoHPqHAFT8Dw==
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

2026-09-17T11:10:28.239829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136
observed fb671867bb0395c4e4d0ed4d24901654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.221658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/manifest.json
observed 36e3fe920b1e5321f896abb88686b004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.203777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/publication.md
observed 047e3e1f2178418b74f9cf012c0b30de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.186858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/publication.txt
observed aa65dfe8d862a9eac7f74881b8a40a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.501772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136
observed fb671867bb0395c4e4d0ed4d24901654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.483141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/manifest.json
observed 36e3fe920b1e5321f896abb88686b004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.463511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/publication.md
observed 047e3e1f2178418b74f9cf012c0b30de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.443555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047136/publication.txt
observed aa65dfe8d862a9eac7f74881b8a40a66...
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.