OpenTechnical

OT-2026-000103244

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000103244) never changes.

Identity and time

Publication numberOT-2026-000103244 · never reused
Internal UUID01a0aea4-be3f-7b4d-8aa9-1d79dc3d6a6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103244
StatusPUBLIC

Content hashes

Canonical text62440747f820dff816d819784156fdc21f8d9c3abe4710d9f75ffb6e775b3a52
Markdown584805a67f828b271b90ecdd0b231e813c4917efe24f67c0f177d6c98bb191e3
PDF
Publication pageac3d63a906eb503f0b7ef6c6e4303aec9bf4d02073265c3fc6eb50c36dde53e6
Manifestb412a495bc2680da28dd7f78a7284553a07108e57686159da48645b134b44d2b

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
SignatureqILj5Ir8KJsY6I3TYlAGXpLzckqj/uvkgTe0dYwuRz38Ifq07zQS9uYQ8oEQ/WeS9FQfZ3JOOHVcgS9Lw+jlBQ==
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

2026-09-17T09:23:28.755545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103244
observed ac3d63a906eb503f0b7ef6c6e4303aec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.740317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103244/manifest.json
observed b412a495bc2680da28dd7f78a7284553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.723241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103244/publication.md
observed 584805a67f828b271b90ecdd0b231e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.705769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103244/publication.txt
observed 62440747f820dff816d819784156fdc2...
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.