Pith Number

pith:4GJCJRZ6

pith:2004:4GJCJRZ6YKIOUP3EK6FG53B45F

not attested not anchored not stored refs pending

Theoretical modelling of the diffuse emission of gamma-rays from extreme regions of star formation: The case of Arp 220

Diego F. Torres

arxiv:astro-ph/0407240 v3 · 2004-07-12 · 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{4GJCJRZ6YKIOUP3EK6FG53B45F}

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.

Cited by

1 paper in Pith

Search for spatial coincidences between galaxy mergers and Fermi-LAT 4FGL-DR4 sources

Receipt and verification

First computed	2026-07-04T16:44:17.662104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e19224c73ec290ea3f64578a6eec3ce9718b4a5e027821bd41c64f8523c3ceea

Aliases

arxiv: astro-ph/0407240 · arxiv_version: astro-ph/0407240v3 · doi: 10.48550/arxiv.astro-ph/0407240 · pith_short_12: 4GJCJRZ6YKIO · pith_short_16: 4GJCJRZ6YKIOUP3E · pith_short_8: 4GJCJRZ6

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/4GJCJRZ6YKIOUP3EK6FG53B45F \
  | 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: e19224c73ec290ea3f64578a6eec3ce9718b4a5e027821bd41c64f8523c3ceea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1855865b0d7aca2149cd926b5139712148b1f78e83fe4e4c7d36ab7dc287aae1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-12T19:01:34Z",
    "title_canon_sha256": "4b74dcef778b7e6f425806345276a74a91d5f41bd0d0917ea7387a0d04da061f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407240",
    "kind": "arxiv",
    "version": 3
  }
}