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Pith Number

pith:IY7NHOS2

pith:2007:IY7NHOS2U4S2HV4AUPSLGFVALW
not attested not anchored not stored refs pending

Star formation efficiency in galaxy interactions and mergers: a statistical study

A.-L. Melchior, B. Semelin (Obs. de Paris, F. Combes, LERMA), P. Di Matteo

arxiv:astro-ph/0703212 v1 · 2007-03-09 · astro-ph

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{IY7NHOS2U4S2HV4AUPSLGFVALW}

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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.

Cited by

3 papers in Pith

Receipt and verification
First computed 2026-07-04T17:07:45.810332Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

463ed3ba5aa725a3d780a3e4b316a05db1e3fbf30b332ab277558326b02131ff

Aliases

arxiv: astro-ph/0703212 · arxiv_version: astro-ph/0703212v1 · doi: 10.48550/arxiv.astro-ph/0703212 · pith_short_12: IY7NHOS2U4S2 · pith_short_16: IY7NHOS2U4S2HV4A · pith_short_8: IY7NHOS2
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/IY7NHOS2U4S2HV4AUPSLGFVALW \
  | 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: 463ed3ba5aa725a3d780a3e4b316a05db1e3fbf30b332ab277558326b02131ff
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "62db8b9018f15577d8e87fbbb0845d3664d78a185bc7ee0917fae4d80def092a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-09T16:25:22Z",
    "title_canon_sha256": "fa3be6f1d917e8680156df5855810ed5534f7b69686e79d293c4bc2844eddf9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703212",
    "kind": "arxiv",
    "version": 1
  }
}