OpenTechnical

OT-2026-000051788

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000051788) never changes.

Identity and time

Publication numberOT-2026-000051788 · never reused
Internal UUID01a0ae83-7c83-700b-bb88-b4259399f51f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051788
StatusPUBLIC

Content hashes

Canonical textf2c7ef3291cc7d1768275e7714468403eb088e579591860b2f169bde066b87a7
Markdown0cb148704e742ebfc366e08c7555af5471425b65472f4092c8dc7e7fa225b5f7
PDF
Publication paged06432ac516d4c752214fb57d6e2d97110ba54c607a4dd0a956efa9970cc78af
Manifestcaf2a6ef49c2ee5f3b07dbbd4bb4681cfdb31244d51fac3ab8e24bb6082a8187

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
Signaturep7+LGDKzC4tLXg+fZNscCB7jKmCQxq4ICoLZs2oSrNZ9mJsBTUlmhexsv5v+5eyNKyShgWONhnckalwK1bg3DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:41.924173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051788
observed d06432ac516d4c752214fb57d6e2d971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.907344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051788/manifest.json
observed caf2a6ef49c2ee5f3b07dbbd4bb4681c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.889640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051788/publication.md
observed 0cb148704e742ebfc366e08c7555af54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.871952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051788/publication.txt
observed f2c7ef3291cc7d1768275e7714468403...
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.