OpenTechnical

OT-2026-000098173

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098173) never changes.

Identity and time

Publication numberOT-2026-000098173 · never reused
Internal UUID01a0aea1-e964-7749-a7f3-7c2868ad2777 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098173
StatusPUBLIC

Content hashes

Canonical text8427207217e5bcf8c8f7adad84722cf3291376d46d18b8e0271f610b02e29e75
Markdownd8937ae04e538864c1d112e6f14b4fe5eec029e7afc271b0d77ac00f955f3e20
PDF
Publication pagef345952821d5860817909be98a0502bb1d566b4f17ee3f588582c13b50f554cf
Manifesteb36c43cf1fc5b2098930609b64e311e1acaa842644920e6e531d14bc2bb5d28

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
SignaturefRHAedZaGYv988GPFp/7ysLOWadwMnI650peVxRPJmHOwDiBctYlCLIhAC4INAFHvwVwDQ/zE0vtRgxepzghDA==
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

2026-09-17T09:31:19.611311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098173
observed f345952821d5860817909be98a0502bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.593668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098173/manifest.json
observed eb36c43cf1fc5b2098930609b64e311e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.576277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098173/publication.md
observed d8937ae04e538864c1d112e6f14b4fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:19.559156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098173/publication.txt
observed 8427207217e5bcf8c8f7adad84722cf3...
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.