OpenTechnical

OT-2026-000032074

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000032074) never changes.

Identity and time

Publication numberOT-2026-000032074 · never reused
Internal UUID01a0ae74-bad3-7089-9478-09fc595341fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032074
StatusPUBLIC

Content hashes

Canonical texte61f6d24b14f90e6d260eb1e163c4ea0e8d55df46d1bc69a910d8745743dd622
Markdown76ec473048d01fcae333dd91ce0130511469d5fdeb9b629890c62e0cb173fbee
PDF
Publication pageec6b06c68659946518cde43b11a6b9aba555784660362cad1c7ea6b5b7a5c37b
Manifest1da8c805e09ae2da9f0a27d046025d21fa62ea1d92ec1c3aa3995641a20d877b

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
SignaturekRPcMQ3DVQwDgzpcbp6TT1LuNygWTt8Be6yguze59XYnCyDAcHGqRmk53KwvlJyXNZXhOXLBQAc30npJ39W7BQ==
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

2026-09-17T11:35:29.719820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032074
observed ec6b06c68659946518cde43b11a6b9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.703022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032074/manifest.json
observed 1da8c805e09ae2da9f0a27d046025d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.685335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032074/publication.md
observed 76ec473048d01fcae333dd91ce013051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.668182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032074/publication.txt
observed e61f6d24b14f90e6d260eb1e163c4ea0...
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.