OpenTechnical

OT-2026-000022717

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off before 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-2026-000022717) never changes.

Identity and time

Publication numberOT-2026-000022717 · never reused
Internal UUID01a0ae70-46e9-7c75-9262-9677ff1c86ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022717
StatusPUBLIC

Content hashes

Canonical text535336c625e38563f64857e6c84b17ef93e43c2bbe63cf403e1e0d04d1e77892
Markdown346099331dadc44bbcb6666bf697a668a44b1e2e211be1e6cf449d65d3532d38
PDF
Publication pageeba5df7a3c0fddc007f39b966808ff9d0b6af12ceeb218cc59c75e01a149d86a
Manifest7a1f8849f1c762c187c80f9e966383712c3a2741fd4da48c162ad7e7f3c23441

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
Signature3vggwsogPhgxdsabmPvVh73fw9217qdFJOmwV4Mh++dNyoXLMd8KvsEt/qnvTZENouN6uuyZSXRu5B4iqO/fAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:13.022959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022717
observed eba5df7a3c0fddc007f39b966808ff9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:13.002640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022717/manifest.json
observed 7a1f8849f1c762c187c80f9e96638371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:12.982198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022717/publication.md
observed 346099331dadc44bbcb6666bf697a668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:12.962217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022717/publication.txt
observed 535336c625e38563f64857e6c84b17ef...
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.