Pith Number

pith:BTU5VULN

pith:2007:BTU5VULNOPL2CKAOPTDP2X76JU

not attested not anchored not stored refs pending

Galaxy Bulge Formation: Interplay with Dark Matter Halo and Central Supermassive Black Hole

Bing-Xiao Xu, Hongsheng Zhao, Xue-Bing Wu

arxiv:astro-ph/0701792 v1 · 2007-01-29 · 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{BTU5VULNOPL2CKAOPTDP2X76JU}

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	2026-05-18T04:29:06.855399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce9dad16d73d7a1280e7cc6fd5ffe4d300d45bf115c75e7b00390125e0358d6

Aliases

arxiv: astro-ph/0701792 · arxiv_version: astro-ph/0701792v1 · doi: 10.48550/arxiv.astro-ph/0701792 · pith_short_12: BTU5VULNOPL2 · pith_short_16: BTU5VULNOPL2CKAO · pith_short_8: BTU5VULN

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/BTU5VULNOPL2CKAOPTDP2X76JU \
  | 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: 0ce9dad16d73d7a1280e7cc6fd5ffe4d300d45bf115c75e7b00390125e0358d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52a23f8ede2b1be14d4a1faaa0d88488ee414649129f19587374e1c15def58d5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-29T01:34:49Z",
    "title_canon_sha256": "5778208dd09503672ef731a8035ffa48895c988dc3a04afe585136f0085d43da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701792",
    "kind": "arxiv",
    "version": 1
  }
}