OpenTechnical

OT-2026-000103708

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000103708) never changes.

Identity and time

Publication numberOT-2026-000103708 · never reused
Internal UUID01a0aea4-e462-7f8e-bf88-4436e4efaf5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103708
StatusPUBLIC

Content hashes

Canonical text3619a16fa7e044381ee58c91d60d66e8b17ce15f9de2e611f3ccd79c680f4906
Markdown804bf96586800286906c9b56abe5fce1380a76f22992cd0ec9ef61532cb06138
PDF
Publication page40992b29677d1647720b8675cb80deec86d9ea8910e3bde93e4e1bd9a4848c56
Manifest7056eb49ee93250fd2630ffe44f380ceca9fa719532a509b1acd1851ca1e8c2e

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
SignaturemhwAi9VL7RZEGrB3K3Nfa6iVJyue+0f6rZu9B+rKNWddGlt+EMG8HsBIr1ltKZZiW83NrPTsJFi8oudN4M/RAA==
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

2026-09-17T09:22:30.961044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103708
observed 40992b29677d1647720b8675cb80deec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.945220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103708/manifest.json
observed 7056eb49ee93250fd2630ffe44f380ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.928911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103708/publication.md
observed 804bf96586800286906c9b56abe5fce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.914107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103708/publication.txt
observed 3619a16fa7e044381ee58c91d60d66e8...
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.