OpenTechnical

OT-2026-000103069

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103069) never changes.

Identity and time

Publication numberOT-2026-000103069 · never reused
Internal UUID01a0aea4-be3d-7d08-9572-e1b0f963415c · 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-2026-000103069
StatusPUBLIC

Content hashes

Canonical text6246170d68328c52b52cd84d02bf8c6c4e6a32fb6a46ba06750d4a50d516e8f8
Markdowneb2ed70c82d5db905ac5d058a1e7ebbf8b1913078a399454ef2ded541ac68bea
PDF
Publication paged96c6284a3846c9bb8e78dd22979aef4aabd8734fb04188e359d85791898c957
Manifeste29aa81d0e2e15cb35786f74d9bc32ef015912ed3ccd3dc13b4c87bcf05966c3

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
Signature8UN26xnrA7TCyM1G8T13r/tBRZTLgAPa0sVieqVqhQsEVEEnU34jYq8N2Dzc6NUlRtWOvNASrFv32F0RuV/wDg==
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

2026-09-17T09:23:11.745012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103069
observed d96c6284a3846c9bb8e78dd22979aef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.728104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103069/manifest.json
observed e29aa81d0e2e15cb35786f74d9bc32ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.711418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103069/publication.md
observed eb2ed70c82d5db905ac5d058a1e7ebbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:11.693461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103069/publication.txt
observed 6246170d68328c52b52cd84d02bf8c6c...
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.