OpenTechnical

OT-2026-000046076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000046076) never changes.

Identity and time

Publication numberOT-2026-000046076 · never reused
Internal UUID01a0ae7e-032a-71d6-a253-95a44f51327f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046076
StatusPUBLIC

Content hashes

Canonical texta33d8926dd739e93bf10881f8aace6620174866a3adb2c5344e0dd5a0e971234
Markdownc6d1402196a95cba357b07671e1fed5c4f3151af5f2580c211d9ae77f1bc1b57
PDF
Publication page52c6d738f620eadea4674d8b7fa748b0d8f694337230da6cc69167fdeabee072
Manifestf4b5e27e9746a28dc2e7713da53b62b6241460e5702c35b4ea1d0d13ea9c2f14

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
SignatureTA+pd029YN93FQCYF/jc+vHCYCmXxWAf6JNXt7aqwHRWUihUKD7bBfMFIwLTVa8H5wQm6nnTAAgzpjAuDRUzDA==
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

2026-09-17T11:09:02.579205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046076
observed 52c6d738f620eadea4674d8b7fa748b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.560367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046076/manifest.json
observed f4b5e27e9746a28dc2e7713da53b62b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.541400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046076/publication.md
observed c6d1402196a95cba357b07671e1fed5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:02.521514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046076/publication.txt
observed a33d8926dd739e93bf10881f8aace662...
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.