OpenTechnical

OT-2026-000095948

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095948) never changes.

Identity and time

Publication numberOT-2026-000095948 · never reused
Internal UUID01a0ae9f-fac8-7c92-bc4c-00c4a18cc111 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095948
StatusPUBLIC

Content hashes

Canonical textf97b08a087f9a4553eb9eea3ab8adc12558750134d542b3491539dc05c7942e0
Markdown60f3147394eb375952eeb5708bf0bb87573f5b18671e59a2b863b33ad467da55
PDF
Publication paged2e9e2dbb48dff59d12fa808f00b7743ef90340a1e2eea1b9c41cd893e55cb00
Manifeste4ce6b9bb965edfff60155410b5062c49b127f7f66fee2fbf3f82e7be5db9b45

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
Signature4cFzYnq/AxNbMrT4Ty8ekpPQW1AkpdGQ2yWKASbq12nDfc/qn591khk0plxjI4XSGp0TShqt92MflcVVV6YbCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:03.598955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095948
observed d2e9e2dbb48dff59d12fa808f00b7743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.581296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095948/manifest.json
observed e4ce6b9bb965edfff60155410b5062c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.563522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095948/publication.md
observed 60f3147394eb375952eeb5708bf0bb87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.547447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095948/publication.txt
observed f97b08a087f9a4553eb9eea3ab8adc12...
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.