OpenTechnical

OT-2026-000092617

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line 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-2026-000092617) never changes.

Identity and time

Publication numberOT-2026-000092617 · never reused
Internal UUID01a0ae9d-b5fe-72ea-a1d7-3f128ba8813f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092617
StatusPUBLIC

Content hashes

Canonical text4c9e944ef81624d7231e46ab90565645bdeffef478b8fab272d28e3d72fbe6c6
Markdown2c0b99426f682d046db669ff1bb245579eb724bc4240cd773d8cd6d20dba6a48
PDF
Publication page0762dde3cfe20ee6937864cf49663f80287ba899fc68df928c3e24857e18b6bf
Manifest76d212b2fd8df6faa98ed81460fb6ff5f223b493c3a239ab96726cecefc5b03c

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
SignatureMNz7uiBLt6lmPiq7C5CXwI0Jkon8rHHNPxuejR5ZmqngjD5otV+b0mQeRylP4v7LpD1lgGR7RdatCewTHWiyBg==
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

2026-09-17T09:41:12.847060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092617
observed 0762dde3cfe20ee6937864cf49663f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.829898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092617/manifest.json
observed 76d212b2fd8df6faa98ed81460fb6ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.811785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092617/publication.md
observed 2c0b99426f682d046db669ff1bb24557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.795308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092617/publication.txt
observed 4c9e944ef81624d7231e46ab90565645...
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.