Pith Number

pith:KGDAVBCL

pith:2009:KGDAVBCLYW5IF26LFWSUPE6RBJ

not attested not anchored not stored refs pending

The energy transfer and its effects on the secondaries in W Ursae Majoris-type contact binaries

Dengkai Jiang, Lifang Li, Tianyu Jiang, Zhanwen Han

arxiv:0904.0502 v1 · 2009-04-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KGDAVBCLYW5IF26LFWSUPE6RBJ}

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	2026-05-18T02:14:07.810807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51860a844bc5ba82ebcb2da54793d10a6614fc70139cabb57ea4a95d5cf2070c

Aliases

arxiv: 0904.0502 · arxiv_version: 0904.0502v1 · doi: 10.48550/arxiv.0904.0502 · pith_short_12: KGDAVBCLYW5I · pith_short_16: KGDAVBCLYW5IF26L · pith_short_8: KGDAVBCL

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/KGDAVBCLYW5IF26LFWSUPE6RBJ \
  | 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: 51860a844bc5ba82ebcb2da54793d10a6614fc70139cabb57ea4a95d5cf2070c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd4c31cec69c07756ce4caa6b437c7d82db69b9dd006af425157d70d5d4c5cc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-04-03T03:23:57Z",
    "title_canon_sha256": "eb5afdf2aa1f13642fb0eafeb6972a25fdb4ea55812ae034d71dfcd959106a90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0502",
    "kind": "arxiv",
    "version": 1
  }
}