Pith Number

pith:YJLJJ53P

pith:2004:YJLJJ53P7J6QHG5RM5VTOYUV7S

not attested not anchored not stored refs pending

High energy emission from starburst galaxies

Piero Ranalli

arxiv:astro-ph/0407140 v1 · 2004-07-07 · 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{YJLJJ53P7J6QHG5RM5VTOYUV7S}

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	2026-07-04T15:52:20.995440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c25694f76ffa7d039bb1676b376295fc88ac8ca90a2a881631a7d8db7d29e555

Aliases

arxiv: astro-ph/0407140 · arxiv_version: astro-ph/0407140v1 · doi: 10.48550/arxiv.astro-ph/0407140 · pith_short_12: YJLJJ53P7J6Q · pith_short_16: YJLJJ53P7J6QHG5R · pith_short_8: YJLJJ53P

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/YJLJJ53P7J6QHG5RM5VTOYUV7S \
  | 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: c25694f76ffa7d039bb1676b376295fc88ac8ca90a2a881631a7d8db7d29e555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ed890b41d7d04552602de8012bd20d8826594a3c329d9410590ddaee1d8ecfc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-07T13:37:01Z",
    "title_canon_sha256": "15cbd8b81115d145dade678d83aea00a49ba3db6e2b8b92ac4a98781deafbdeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407140",
    "kind": "arxiv",
    "version": 1
  }
}