Pith Number

pith:ZFJC3I2W

pith:2025:ZFJC3I2WULKGENMKJO2QCYAVQC

not attested not anchored not stored refs pending

Discretely structured magnetic flux concentrators

Xiaoting Feng, Yujun Shi

arxiv:2506.01424 v1 · 2025-06-02 · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFJC3I2WULKGENMKJO2QCYAVQC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:19:27.834004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9522da356a2d462358a4bb50160158081539835377041c4601fc88790369f8f

Aliases

arxiv: 2506.01424 · arxiv_version: 2506.01424v1 · doi: 10.48550/arxiv.2506.01424 · pith_short_12: ZFJC3I2WULKG · pith_short_16: ZFJC3I2WULKGENMK · pith_short_8: ZFJC3I2W

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZFJC3I2WULKGENMKJO2QCYAVQC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c9522da356a2d462358a4bb50160158081539835377041c4601fc88790369f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5525f39be6fd63f06f58cda781d6f771bc33aa5dfabc3c48ab6c182d83e32076",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-06-02T08:26:50Z",
    "title_canon_sha256": "99b23d4c9bdc617015ad42a18fae2f08e2f2a72bf2f067080eb0dd7097cf44aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01424",
    "kind": "arxiv",
    "version": 1
  }
}