Pith Number

pith:WZBBJXOZ

pith:2012:WZBBJXOZR2K2CTJXBJOTZI26PU

not attested not anchored not stored refs pending

Error analysis for satellite gravity field determination based on two-dimensional Fourier methods

Fang Gao, Houtse Hsu, Jun Luo, Lin Cai, Zebing Zhou, Zhu Zhu

arxiv:1209.4437 v1 · 2012-09-20 · 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{WZBBJXOZR2K2CTJXBJOTZI26PU}

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	2026-05-18T01:54:20.777509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b64214ddd98e95a14d370a5d3ca35e7d1307ecf6c0c04041c7e1d47abf495df2

Aliases

arxiv: 1209.4437 · arxiv_version: 1209.4437v1 · doi: 10.48550/arxiv.1209.4437 · pith_short_12: WZBBJXOZR2K2 · pith_short_16: WZBBJXOZR2K2CTJX · pith_short_8: WZBBJXOZ

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/WZBBJXOZR2K2CTJXBJOTZI26PU \
  | 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: b64214ddd98e95a14d370a5d3ca35e7d1307ecf6c0c04041c7e1d47abf495df2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae420a45c49dc67b9efaa9de9670d022246b572261da16e4f4ba3adc4d710542",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2012-09-20T06:49:21Z",
    "title_canon_sha256": "48c8746177028100c831fb008d6cfed2f1d840b1673de8de44ab983d9ecf9b84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4437",
    "kind": "arxiv",
    "version": 1
  }
}