OpenTechnical

OT-2026-000095750

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095750) never changes.

Identity and time

Publication numberOT-2026-000095750 · never reused
Internal UUID01a0ae9f-fac6-7dac-aa19-20a053fd492f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095750
StatusPUBLIC

Content hashes

Canonical text496015efbe5b702f4a651c4c872c0c613cc2a80bdb3836078fa4fe9dfe04d1c5
Markdown18ee5c8c24bac3ef29b1db3788cdbdd899e4e3d2c29bd952285ca318938385d1
PDF
Publication page39fbeea00941d8f1e0ae74354dc4affc4546cc7d8dd2c61ee6c42f501be54653
Manifest4ab13a4769edaa246e811917baae18eaad47768979177d1155f77ff84372a83d

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
Signaturei4iJ+lpeZ/qW7H5YhU7NBhdFPlsXIqI5TF93iwLZMigTankimMwdqRXerMx7zv7yxZTAW8/wpVJF5qM48lNlAw==
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

2026-09-17T09:35:19.053664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095750
observed 39fbeea00941d8f1e0ae74354dc4affc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.033654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095750/manifest.json
observed 4ab13a4769edaa246e811917baae18ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:19.014969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095750/publication.md
observed 18ee5c8c24bac3ef29b1db3788cdbdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:18.996924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095750/publication.txt
observed 496015efbe5b702f4a651c4c872c0c61...
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.