OpenTechnical

OT-2026-000051108

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000051108) never changes.

Identity and time

Publication numberOT-2026-000051108 · never reused
Internal UUID01a0ae82-c7b6-7e53-9050-928a9a7be281 · 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-2026-000051108
StatusPUBLIC

Content hashes

Canonical text48cd94decf6025fbb1d1d01c7d6814cb583a542358d5098f2cd16c648fc3f134
Markdown6773ab8a125f904bb165fcadf487cf45f01a95cb244b87f87299ecbf8d054616
PDF
Publication pagefcb56f18a3311eb70aaabfba3240533d0cca48b6bea5acbabce4ec6f44f305ea
Manifestd9bfab72426266ce66a9cae390dac88f7eb3045b0c051c9a9630e5c9d0a6d08a

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
Signature4QDb8UqN/BUTdWv3nPTPgpjl/mlfeJW7Y5Qapb85AV2SyFK1M/+mTZDscDKWYsqL1y0NNi/QXOLvnNv3V9zpCA==
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

2026-09-17T11:01:03.191930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051108
observed fcb56f18a3311eb70aaabfba3240533d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.172998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051108/manifest.json
observed d9bfab72426266ce66a9cae390dac88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.151894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051108/publication.md
observed 6773ab8a125f904bb165fcadf487cf45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.131996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051108/publication.txt
observed 48cd94decf6025fbb1d1d01c7d6814cb...
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.