Pith Number

pith:H55ZYASB

pith:2003:H55ZYASBJM3TKENWTVWJSUTP22

not attested not anchored not stored refs pending

First results from a Chandra survey of the 'Bar' region of the SMC

(2) University of Crete, (3) Northwestern University, 4) ((1) CfA, (4) Boston College), A. Zezas (1), D. Hadzidimitriou (2), G. Fabbiano (1), J. C. McDowell (1), P. Taylor (1, V. Kalogera (3)

arxiv:astro-ph/0310562 v1 · 2003-10-20 · 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{H55ZYASBJM3TKENWTVWJSUTP22}

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	2026-07-04T14:13:07.029011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f7b9c02414b373511b69d6c99526fd69e81048b100c552f2e721fe66688a6ba

Aliases

arxiv: astro-ph/0310562 · arxiv_version: astro-ph/0310562v1 · doi: 10.48550/arxiv.astro-ph/0310562 · pith_short_12: H55ZYASBJM3T · pith_short_16: H55ZYASBJM3TKENW · pith_short_8: H55ZYASB

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/H55ZYASBJM3TKENWTVWJSUTP22 \
  | 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: 3f7b9c02414b373511b69d6c99526fd69e81048b100c552f2e721fe66688a6ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f4d562bc3e8245850c36f9d90695d020e7b1e53b461c6fce03f129b70ee2f3d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-20T17:04:24Z",
    "title_canon_sha256": "c95285f6ffd01d0e79b06aa6e75906426250a5d65e532fb8e319aac835657064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310562",
    "kind": "arxiv",
    "version": 1
  }
}