OpenTechnical

OT-2026-000084565

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three 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-2026-000084565) never changes.

Identity and time

Publication numberOT-2026-000084565 · never reused
Internal UUID01a0ae98-e25b-739e-82ae-8f54db4aa89d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084565
StatusPUBLIC

Content hashes

Canonical text0b221b8949485a36f8bdc6911071aaac7e52294dcc59ae452a022b33aecf40a8
Markdown72316926894cb70e6648dee1d9bd77262c8a255a28b25a725e1978afe9a01df4
PDF
Publication page1ddaea42cd60ef25942d06a9bad9d32f00a46cb6dbb396382115995075194dde
Manifest0814d9ec53476900d44e06ea521f1073559484cbc605ac21c6bbc0ce283cedf9

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
SignatureCPi7GQYULcuCq7y1qP7RzeAV/C1fnrUpymZqljnYVw+pgtxQahmbsaJygJrNIm8JK43CZDklvqQZThbj+vReCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:27.625616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084565
observed 1ddaea42cd60ef25942d06a9bad9d32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.608426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084565/manifest.json
observed 0814d9ec53476900d44e06ea521f1073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.589735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084565/publication.md
observed 72316926894cb70e6648dee1d9bd7726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.571394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084565/publication.txt
observed 0b221b8949485a36f8bdc6911071aaac...
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.