Pith Number

pith:RIV7DRRH

pith:2006:RIV7DRRHZEN7CD4IE633JXRQJ2

not attested not anchored not stored refs pending

Probing Cosmic Chemical Evolution with Gamma-Ray Bursts: GRB060206 at z=4.048

A. J. Levan, B. L. Jensen, C. C. Th\"one, C. Kouveliotou, C. Ledoux, D. H. Hartmann, D. Watson, E. Rol, G. Bj\"ornsson, G. Nelemans, J. Gorosabel, J. Hjorth, J. M. Castro Cer\'on, J. N\"ar\"anen, J. P. U. Fynbo, J. Sollerman, K. Pedersen, K. Wiersema, M. Limousin, N. R. Tanvir, P. Curran, P. Jakobsson, P. M{\o}ller, P. M. Vreeswijk, R. A. M. J. Wijers, R. L. C. Starling, R. S. Priddey, S. T. Holland

arxiv:astro-ph/0602444 v2 · 2006-02-20 · 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{RIV7DRRHZEN7CD4IE633JXRQJ2}

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	2026-05-18T01:09:10.656647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a2bf1c627c91bf10f8827b7b4de304ebff6d68f4fd4523e0d8cd88dcda2ab1d

Aliases

arxiv: astro-ph/0602444 · arxiv_version: astro-ph/0602444v2 · doi: 10.48550/arxiv.astro-ph/0602444 · pith_short_12: RIV7DRRHZEN7 · pith_short_16: RIV7DRRHZEN7CD4I · pith_short_8: RIV7DRRH

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/RIV7DRRHZEN7CD4IE633JXRQJ2 \
  | 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: 8a2bf1c627c91bf10f8827b7b4de304ebff6d68f4fd4523e0d8cd88dcda2ab1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08c552b381b0cdd02baf71e16acc3a3da564ce16b469efaf8151fe702026cf35",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-20T21:04:35Z",
    "title_canon_sha256": "a463d2178b8be1b915f67ad5cbb22514b93d17f31ce83869416353349ca0f1bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602444",
    "kind": "arxiv",
    "version": 2
  }
}