OpenTechnical

OT-2026-000050656

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050656) never changes.

Identity and time

Publication numberOT-2026-000050656 · never reused
Internal UUID01a0ae82-c7b0-7ce4-9081-60586e379163 · 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-2026-000050656
StatusPUBLIC

Content hashes

Canonical texte1e2e60a04a7cd4151b3613c07a64ff452fd8bd91c0cad9a6a887b5a392344ba
Markdown12703a8a384d43f7d43fc74daa1bf52a374103bf8f4d078d750f6268bdc36719
PDF
Publication pagea29a5d75359e221b0529c6fec0c76fe31ddf119372ae0bde5dba1029b4bdf4bf
Manifesta7215f467cc5d8c5320218a4f72f3a8c6ccc94fe26702d69db36466a411629d4

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
SignaturegJIOr5UxJIW6xRZK0SO84u+gVL8DV1cZkW0ME3Mkk2MC3/ok+jVVmmGKe6GnPIpARczOJOIMdqa9tAO143hDDA==
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

2026-09-17T10:59:21.398162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050656
observed a29a5d75359e221b0529c6fec0c76fe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.377524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050656/manifest.json
observed a7215f467cc5d8c5320218a4f72f3a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.354970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050656/publication.md
observed 12703a8a384d43f7d43fc74daa1bf52a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.335428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050656/publication.txt
observed e1e2e60a04a7cd4151b3613c07a64ff4...
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.