OpenTechnical

OT-2026-000094522

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000094522) never changes.

Identity and time

Publication numberOT-2026-000094522 · never reused
Internal UUID01a0ae9e-f4e9-76c4-baae-225ad58fbf20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094522
StatusPUBLIC

Content hashes

Canonical text70c7a4ae4acf5709fc12e4b86345f29b47d1a45c0a91ed7b826b947281462961
Markdown0f660346bae4508b889af02163c6d53fa78195d647b43d7206018a0052227fea
PDF
Publication paged85b7319f3b7bf0ae43d00b07a503089fff150c6bf5f8b8d0553c9cfc2f1aecf
Manifestf6b792269ff4ac9d76cd20c051ec36305a30ddd77fd975344aad1a9c3834ee30

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
SignaturefbNMSIF5jlBz5O+p+RFduSks0JEgSmAXCWifHWdUS9NFPPgo69xGmTCEr6jfd4RvRbotTWQ8TIYlvuImvJTnBg==
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

2026-09-17T09:37:57.666782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094522
observed d85b7319f3b7bf0ae43d00b07a503089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.647820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094522/manifest.json
observed f6b792269ff4ac9d76cd20c051ec3630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.630329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094522/publication.md
observed 0f660346bae4508b889af02163c6d53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.612195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094522/publication.txt
observed 70c7a4ae4acf5709fc12e4b86345f29b...
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.