OpenTechnical

OT-2026-000101944

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after set-down

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-2026-000101944) never changes.

Identity and time

Publication numberOT-2026-000101944 · never reused
Internal UUID01a0aea4-50f1-771c-bb7f-93c8a8cb8639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101944
StatusPUBLIC

Content hashes

Canonical text8021bb426a4dcf1d0ccfd83b1578f1d3be680ade9822b2d887b69344dbc801a3
Markdown976d902955a6473fc30d03c33c7dd1546b99f0e39c85f5985044e95a0c12628d
PDF
Publication pagefd638f450317ec69c6e078df03d82205004f7bdea39773607bcbcc0bcaacc038
Manifest78a9da12fab31134e8a1e592804055fbc662ecbecbf75c70bde9ef104ceaeb50

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
SignaturewTpL3nyGV9F9T3d38hOB4cGWkl5ZsdP9dPR4zuXze8GEmT/97ogsse2p0+3qyxQvWh3JThWhJOITKAGvxP8pCQ==
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

2026-09-17T09:25:03.600405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101944
observed fd638f450317ec69c6e078df03d82205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.584835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101944/manifest.json
observed 78a9da12fab31134e8a1e592804055fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.569286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101944/publication.md
observed 976d902955a6473fc30d03c33c7dd154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.550625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101944/publication.txt
observed 8021bb426a4dcf1d0ccfd83b1578f1d3...
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.