OpenTechnical

OT-2026-000053130

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000053130) never changes.

Identity and time

Publication numberOT-2026-000053130 · never reused
Internal UUID01a0ae84-a432-7013-98e5-8c096eefa2c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053130
StatusPUBLIC

Content hashes

Canonical text7a780399aa87cc6f563b5b7849ba4e5e57aaa1e7e7c691f1d3ade5ec0dbbc26e
Markdown9ff035bac28ad2a1df4accad3bf4e14e45685e89d081e9a3daa6378ce72be576
PDF
Publication page8ae24a935b8f9dfb3c224c7fe75306f7f0701743512d73f9273242e5ecaac60b
Manifestcc5a67456313227881a7ba0de22559642305e8827cab6e2f80fca30f111dad86

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
Signaturew1o29M08pEcseKj0tJsOUxzHn7ryYsCFeckQc7jgN1L5cgIMbMqNQdDmm/Vtx4Vr3W66Yr4YmlzSStFXCG0hCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:51.616350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053130
observed 8ae24a935b8f9dfb3c224c7fe75306f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.597224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053130/manifest.json
observed cc5a67456313227881a7ba0de2255964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.577127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053130/publication.md
observed 9ff035bac28ad2a1df4accad3bf4e14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:51.558970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053130/publication.txt
observed 7a780399aa87cc6f563b5b7849ba4e5e...
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.