OpenTechnical

OT-2026-000050930

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000050930) never changes.

Identity and time

Publication numberOT-2026-000050930 · never reused
Internal UUID01a0ae82-c7b3-71c9-9d63-7ea458b646d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050930
StatusPUBLIC

Content hashes

Canonical text0263206648ced52b7e7c347cffdabafd7def610d2dd70116986a67393bffeddd
Markdown9d0aae9e246091dbebb33e679ca55414540951714637d464d684339722e885c6
PDF
Publication page60c766f058dd1ed3183e48b66f563954cdd16af91864a7a62657febcdb58fa56
Manifest88b58d87c35311b1d9b0d3ef0a0bbe004392b403473e4b139f90df4ed46e220b

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
Signaturelp81f71eypzJuYDh8w8s62eVFHRiULK7tYi0RlW4FmAs+9oO+HVWITE9Mv9IhCBzhlo8nSCFUg6MJgqqDF9UDw==
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

2026-09-17T11:00:41.562764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930
observed 60c766f058dd1ed3183e48b66f563954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.560816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930
observed 60c766f058dd1ed3183e48b66f563954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.539639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/manifest.json
observed 88b58d87c35311b1d9b0d3ef0a0bbe00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.537645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/manifest.json
observed 88b58d87c35311b1d9b0d3ef0a0bbe00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.515711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/publication.md
observed 9d0aae9e246091dbebb33e679ca55414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.514792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/publication.md
observed 9d0aae9e246091dbebb33e679ca55414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.494659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/publication.txt
observed 0263206648ced52b7e7c347cffdabafd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.491399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050930/publication.txt
observed 0263206648ced52b7e7c347cffdabafd...
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.