OpenTechnical

OT-2026-000032039

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, pulsed blow-off 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-2026-000032039) never changes.

Identity and time

Publication numberOT-2026-000032039 · never reused
Internal UUID01a0ae74-bad3-77ad-8d55-5dee0419cf91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032039
StatusPUBLIC

Content hashes

Canonical textb728478bda3b396a993af5b8a802dc77585f8529d760169fcf9d0e6e27e9b147
Markdown7d4cdc7d2fc5cd2e70112a6cdc33db59dfb91f23a534c837c2f9a8f8305c3657
PDF
Publication page591a87f8597b61680c3936dc8187a2cd5e32d96d2362d75bf39b351e9014ea1c
Manifestb2e67655a51ee5a23607928d478a627c3fcb86f829785fc75a3af1441c3610bc

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
SignatureYH3uecpIQiUML49yCAUIIRmD2O+Q4u45znVYX5fZcgTyb3FA1VUkrWmYm+lfSSkIfT93B66i+JGetDNl9oYYDg==
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

2026-09-17T11:35:27.099348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032039
observed 591a87f8597b61680c3936dc8187a2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.081713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032039/manifest.json
observed b2e67655a51ee5a23607928d478a627c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.063792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032039/publication.md
observed 7d4cdc7d2fc5cd2e70112a6cdc33db59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.045357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032039/publication.txt
observed b728478bda3b396a993af5b8a802dc77...
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.