Pith Number

pith:JJAAOQJ7

pith:2003:JJAAOQJ75TN4IPJQYCFSOL3Q5P

not attested not anchored not stored refs pending

Ly-alpha emission from GRB host galaxies

B. L Jensen (Univ. of Copenhagen), B. Thomsen (Univ. of Aarhus), Garching), Germany), H. Pedersen (Univ. of Copenhagen), J. Gorosabel (LAEFF, J. Hjorth (Univ. of Copenhagen), J. P. U. Fynbo (Univ. of Aarhus), M. I. Andersen (AIP, M. P. Egholm (Univ. of Aarhus), M. Weidinger (Univ. of Aarhus), P. Moller (ESO, S. Holland (Notre Dame, Spain), USA)

arxiv:astro-ph/0301198 v1 · 2003-01-13 · 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{JJAAOQJ75TN4IPJQYCFSOL3Q5P}

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	2026-07-04T14:12:32.608597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a4007413fecdbc43d30c08b272f70ebeab284b370a64d44bd3cfa4e4af9175d

Aliases

arxiv: astro-ph/0301198 · arxiv_version: astro-ph/0301198v1 · doi: 10.48550/arxiv.astro-ph/0301198 · pith_short_12: JJAAOQJ75TN4 · pith_short_16: JJAAOQJ75TN4IPJQ · pith_short_8: JJAAOQJ7

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/JJAAOQJ75TN4IPJQYCFSOL3Q5P \
  | 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: 4a4007413fecdbc43d30c08b272f70ebeab284b370a64d44bd3cfa4e4af9175d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03660dfbcf274456fba71289c1e1151c8c8a06d8a6f6f9ea0f27a797f7c8ae64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-13T09:09:09Z",
    "title_canon_sha256": "df98add30ba865d703592121c2f40ba9905dcfb1c13552a727f467e5d091e3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301198",
    "kind": "arxiv",
    "version": 1
  }
}