Pith Number

pith:MYWOTUP6

pith:2005:MYWOTUP6422NI2BIYPFTBIVW6E

not attested not anchored not stored refs pending

Spectroscopic study of blue compact galaxies V. oxygen abundance and the metallicity-luminosity relation

C. Li, F. Shi, F. Z. Cheng, X. Kong

arxiv:astro-ph/0507310 v1 · 2005-07-13 · astro-ph

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYWOTUP6422NI2BIYPFTBIVW6E}

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	2026-07-04T17:15:45.663435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

662ce9d1fee6b4d46828c3cb30a2b6f12e8341a6a6ef4d4c69bffd051f8f0524

Aliases

arxiv: astro-ph/0507310 · arxiv_version: astro-ph/0507310v1 · doi: 10.48550/arxiv.astro-ph/0507310 · pith_short_12: MYWOTUP6422N · pith_short_16: MYWOTUP6422NI2BI · pith_short_8: MYWOTUP6

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/MYWOTUP6422NI2BIYPFTBIVW6E \
  | 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: 662ce9d1fee6b4d46828c3cb30a2b6f12e8341a6a6ef4d4c69bffd051f8f0524

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6d2ab1e7a7dcf8c59834a5b62f457761bee82a763175900b4654f1a39bf3fe",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-13T01:51:43Z",
    "title_canon_sha256": "aa7592e7a98954a1fe1c77b75f0f7f206e79fad1dc761daff7332926c7dab638"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507310",
    "kind": "arxiv",
    "version": 1
  }
}