OpenTechnical

OT-2026-000051586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented before 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-2026-000051586) never changes.

Identity and time

Publication numberOT-2026-000051586 · never reused
Internal UUID01a0ae83-7c81-7508-9438-fa37ee902513 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051586
StatusPUBLIC

Content hashes

Canonical text67763160835d200fcb9eee4a0660651f9b048c6e963567f2583791d8d11205b7
Markdownbf96a79ea57cdae13066dd85ed6304a7c5e3b54eb77544d51b14228711764b41
PDF
Publication page7b1bd48d3499ce7c62dbeeb50e18d6be4a49d36ac47929c90b6f5ca2f5224c0b
Manifest19866847884dd3d590c88ab4472935b878ec07b7332b6faa969ce8fd67b96637

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
SignatureWn3NNfl76FiP3/UeQv3K+JccofjTO55KIB99ffbl3X9h8SURONjTA0UrjDrnyo8kjCWY4Rz5UHdhSxQThY+ACg==
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

2026-09-17T10:58:25.836338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051586
observed 7b1bd48d3499ce7c62dbeeb50e18d6be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.819180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051586/manifest.json
observed 19866847884dd3d590c88ab4472935b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.800961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051586/publication.md
observed bf96a79ea57cdae13066dd85ed6304a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:25.780880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051586/publication.txt
observed 67763160835d200fcb9eee4a0660651f...
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.