Pith Number

pith:RWLTO4WG

pith:2004:RWLTO4WGPBHMA4NO2JC5X6JZZF

not attested not anchored not stored refs pending

The host of GRB 030323 at z=3.372: a very high column density DLA system with a low metallicity

A. Gilmore, A. Henden, A. J. Castro-Tirado, A. Levan, A. S. Fruchter, B. L. Jensen, C. Kouveliotou, C. Ledoux, D. H. Hartmann, E. Palazzi, E. Pian, E. P. J. van den Heuvel, E. Rol, G. Masi, H. Pedersen, I. Burud, J. Gorosabel, J. Hjorth, J. M. Castro Cer\'on, J. P. U. Fynbo, J. Rhoads, J. V. Buckle, K. Lindsay, L. Kaper, M. S. Seigar, N. Masetti, N. Tanvir, P. Kilmartin, P. M{\o}ller, P. M. Vreeswijk, R. A. M. J. Wijers, S. L. Ellison

arxiv:astro-ph/0403080 v1 · 2004-03-03 · 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{RWLTO4WGPBHMA4NO2JC5X6JZZF}

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	2026-07-04T15:31:17.024444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d973772c6784ec071aed245dbf939c950568a570f0420e39819ecb59cc94e03

Aliases

arxiv: astro-ph/0403080 · arxiv_version: astro-ph/0403080v1 · doi: 10.48550/arxiv.astro-ph/0403080 · pith_short_12: RWLTO4WGPBHM · pith_short_16: RWLTO4WGPBHMA4NO · pith_short_8: RWLTO4WG

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/RWLTO4WGPBHMA4NO2JC5X6JZZF \
  | 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: 8d973772c6784ec071aed245dbf939c950568a570f0420e39819ecb59cc94e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a330249e17c1beaa6c4005e007049c71319a4ad5705f7f535be5e392b4159283",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-03T16:22:07Z",
    "title_canon_sha256": "340dcab8883aa958d2b6f4e7b5c1f609aed27741b0e5d7c242fbca28e57fec48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403080",
    "kind": "arxiv",
    "version": 1
  }
}