Pith Number

pith:UAQKBPSP

pith:2017:UAQKBPSP4CXZY3AWZ5UZ5NFOFP

not attested not anchored not stored refs pending

Modeling and predicting the short term evolution of the Geomagnetic field

Johannes Wicht, Julien Baerenzung, Matthias Holschneider, Sabrina Sanchez, Vincent Lesur

arxiv:1710.06188 v1 · 2017-10-17 · physics.geo-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{UAQKBPSP4CXZY3AWZ5UZ5NFOFP}

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	2026-05-18T00:32:37.477996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a020a0be4fe0af9c6c16cf699eb4ae2bf661b355c412b4131f840c17ffacc121

Aliases

arxiv: 1710.06188 · arxiv_version: 1710.06188v1 · doi: 10.48550/arxiv.1710.06188 · pith_short_12: UAQKBPSP4CXZ · pith_short_16: UAQKBPSP4CXZY3AW · pith_short_8: UAQKBPSP

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/UAQKBPSP4CXZY3AWZ5UZ5NFOFP \
  | 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: a020a0be4fe0af9c6c16cf699eb4ae2bf661b355c412b4131f840c17ffacc121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "348386cd354bcc7d2084cf2de236380a70222bc45231074848c69876f2320e4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2017-10-17T09:53:04Z",
    "title_canon_sha256": "ddbf93b8ce3b0863bea7479123041a11aba32362873f7296c9969a0dc9b2c425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06188",
    "kind": "arxiv",
    "version": 1
  }
}