Pith Number

pith:Z4JL2MOB

pith:2006:Z4JL2MOBLNNAJ5JQIEJPO2GRRV

not attested not anchored not stored refs pending

The first Swift X-ray Flash: The faint afterglow of XRF 050215B

A.J. Levan, A.S. Fruchter, B. Zhang, C. Simpson, D. Bersier, D.N. Burrows, E. Rol, E. Vardoulaki, G. Tagliaferri, J.P. Osborne, K.L. Page, M.A. Hughes, M.R. Goad, N. Gehrels, N.R. Tanvir, P. Giommi, P.T. O'Brien, R. Chapman, R.S. Priddey, S. Pak

arxiv:astro-ph/0605256 v1 · 2006-05-10 · 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{Z4JL2MOBLNNAJ5JQIEJPO2GRRV}

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	2026-07-04T17:23:37.531574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf12bd31c15b5a04f5304112f768d18d46a14220ae224d852ffa42da443cdc19

Aliases

arxiv: astro-ph/0605256 · arxiv_version: astro-ph/0605256v1 · doi: 10.48550/arxiv.astro-ph/0605256 · pith_short_12: Z4JL2MOBLNNA · pith_short_16: Z4JL2MOBLNNAJ5JQ · pith_short_8: Z4JL2MOB

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/Z4JL2MOBLNNAJ5JQIEJPO2GRRV \
  | 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: cf12bd31c15b5a04f5304112f768d18d46a14220ae224d852ffa42da443cdc19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb52ee9a1fac661fdefce565dc72f295f5e7e627b72406dbe12c8e68006e0255",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-10T12:43:35Z",
    "title_canon_sha256": "ecfe4ea1092a59469b5c493b3a8ff159b30eb56e32a182433b70c98feea0b756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605256",
    "kind": "arxiv",
    "version": 1
  }
}