OpenTechnical

OT-2026-000092574

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000092574) never changes.

Identity and time

Publication numberOT-2026-000092574 · never reused
Internal UUID01a0ae9d-b5fe-7653-b046-eefdf689750a · 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-2026-000092574
StatusPUBLIC

Content hashes

Canonical text54ca92e5d588e18a43f62a344c7dfb1eb4df96399713597a03009f3becc1e74d
Markdownf498b3c0220fac534ff8523ae0e8b8e384b466c732f6e9f4e52c6c4062a4ec1c
PDF
Publication paged5e672948d023edbca57286c5a327d63bd1edd380678c96f14195f17e7121d5a
Manifest6f600d2ff663c3021d4af88a2162babc98cd24213c0190d3e80214a4904d33a6

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
SignaturezEWBmuw5KmRnYtFmPLIYTaHh+uJt1WZBPR8lSzD60I6ne9s4gCJLcsP0L3dZP5Hm/xGX2C6KIueDF+dh94FOCw==
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

2026-09-17T09:41:10.124117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092574
observed d5e672948d023edbca57286c5a327d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.106631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092574/manifest.json
observed 6f600d2ff663c3021d4af88a2162babc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.090607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092574/publication.md
observed f498b3c0220fac534ff8523ae0e8b8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.071720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092574/publication.txt
observed 54ca92e5d588e18a43f62a344c7dfb1e...
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.