Pith Number

pith:CDYBME2U

pith:2008:CDYBME2UQZ4PEXQIKC446AZMYE

not attested not anchored not stored refs pending

The Galactic potential and the asymmetric distribution of hypervelocity stars

Benoit Famaey, Gianfranco Gentile, Hagai B. Perets, Hongsheng Zhao, Tal Alexander, Xufen Wu

arxiv:0809.2087 v2 · 2008-09-12 · astro-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{CDYBME2UQZ4PEXQIKC446AZMYE}

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	2026-05-18T04:29:32.753002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10f01613548678f25e0850b9cf032cc108f606ff2e6d8909a713cb963476c444

Aliases

arxiv: 0809.2087 · arxiv_version: 0809.2087v2 · doi: 10.48550/arxiv.0809.2087 · pith_short_12: CDYBME2UQZ4P · pith_short_16: CDYBME2UQZ4PEXQI · pith_short_8: CDYBME2U

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/CDYBME2UQZ4PEXQIKC446AZMYE \
  | 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: 10f01613548678f25e0850b9cf032cc108f606ff2e6d8909a713cb963476c444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4fc29809132610ea53891c6f34618bdea3aefe546a2a8d40b496eb05733762e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-12T04:13:34Z",
    "title_canon_sha256": "7d278e1730213ca76668ef2b4c7fca0dfb81ff31f31e3d980636447bf734a6dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2087",
    "kind": "arxiv",
    "version": 2
  }
}