Pith Number

pith:J4OKG7Z4

pith:2007:J4OKG7Z4KXQOZ7BXYDBTYNW4ZD

not attested not anchored not stored refs pending

Wind circumburst density profile: a linear E_p-E_gamma correlation

2), (2)Univ. Insubria, 3) ((1)INAF-OAB, (3)U.N.A.M.), C. Firmani (1, F. Tavecchio (1), G. Ghirlanda (1), G. Ghisellini (1), L. Nava (1

arxiv:astro-ph/0701496 v1 · 2007-01-17 · 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{J4OKG7Z4KXQOZ7BXYDBTYNW4ZD}

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	2026-05-18T04:36:20.467478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f1ca37f3c55e0ecfc37c0c33c36dcc8d2818e764578ae6abb3918427bf4a48a

Aliases

arxiv: astro-ph/0701496 · arxiv_version: astro-ph/0701496v1 · doi: 10.48550/arxiv.astro-ph/0701496 · pith_short_12: J4OKG7Z4KXQO · pith_short_16: J4OKG7Z4KXQOZ7BX · pith_short_8: J4OKG7Z4

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/J4OKG7Z4KXQOZ7BXYDBTYNW4ZD \
  | 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: 4f1ca37f3c55e0ecfc37c0c33c36dcc8d2818e764578ae6abb3918427bf4a48a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05fce6f7d775455309b9984f61e740c62f14acc68aa859681a9398314caa38c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-17T10:45:44Z",
    "title_canon_sha256": "85b65dfbee927860de8f80e4bb1c9ea50c471e94a27d19e9d5c2470463ebb1a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701496",
    "kind": "arxiv",
    "version": 1
  }
}