Pith Number

pith:BRHV225O

pith:2012:BRHV225OWPIW6PCVGFZZXH3FQW

not attested not anchored not stored refs pending

Gravity Darkening in Binary Stars

Francisco Espinosa Lara, Michel Rieutord

arxiv:1210.4004 v1 · 2012-10-15 · 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{BRHV225OWPIW6PCVGFZZXH3FQW}

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	2026-05-18T01:53:55.273753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c4f5d6baeb3d16f3c5531739b9f6585b87c91af7e59488ee4a6c5542ff0c6d2

Aliases

arxiv: 1210.4004 · arxiv_version: 1210.4004v1 · doi: 10.48550/arxiv.1210.4004 · pith_short_12: BRHV225OWPIW · pith_short_16: BRHV225OWPIW6PCV · pith_short_8: BRHV225O

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/BRHV225OWPIW6PCVGFZZXH3FQW \
  | 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: 0c4f5d6baeb3d16f3c5531739b9f6585b87c91af7e59488ee4a6c5542ff0c6d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6974a922fd09a5873f3951f6b8cd17a543a64365285cbf512eeea9ebeb08bd70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-15T12:39:53Z",
    "title_canon_sha256": "06906a7d4382d5565bec79b220acd54ebcd4e6061769400863ee1703c7a2b806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4004",
    "kind": "arxiv",
    "version": 1
  }
}