Pith Number

pith:LYIVQS4H

pith:2019:LYIVQS4HNHPUK4XURWDXKHL22M

not attested not anchored not stored refs pending

Identifying variations of magnetic anomalies using geomagnetic monitoring

Hongyu Liu, Wing-Yan Tsui, Youjun Deng

arxiv:1904.08411 v1 · 2019-04-17 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LYIVQS4HNHPUK4XURWDXKHL22M}

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	2026-05-17T23:48:14.301072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e11584b8769df4572f48d87751d7ad302f5f54361989fdbae61f93ba91bba93

Aliases

arxiv: 1904.08411 · arxiv_version: 1904.08411v1 · doi: 10.48550/arxiv.1904.08411 · pith_short_12: LYIVQS4HNHPU · pith_short_16: LYIVQS4HNHPUK4XU · pith_short_8: LYIVQS4H

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/LYIVQS4HNHPUK4XURWDXKHL22M \
  | 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: 5e11584b8769df4572f48d87751d7ad302f5f54361989fdbae61f93ba91bba93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bda6dd16dc412cc89e259dd631ae87e6c0d54899e92f964f9cb3fea39d7d564b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-17T03:23:58Z",
    "title_canon_sha256": "d076cc7b0e6d483b5a01957b13837dd9633aee7825b4f4c76148e65743028537"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08411",
    "kind": "arxiv",
    "version": 1
  }
}