Pith Number

pith:NHLWQEWW

pith:2009:NHLWQEWWLHHLBXGHMRX6D36ALG

not attested not anchored not stored refs pending

High-energy gamma-ray afterglows from low-luminosity gamma-ray bursts

Hao-Ning He (NJU), HNU), Peter Meszaros (PSU), Xiang-Yu Wang (NJU), Yun-Wei Yu (NJU

arxiv:0911.4217 v1 · 2009-11-22 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHLWQEWWLHHLBXGHMRX6D36ALG}

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	2026-05-18T04:29:35.074676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69d76812d659ceb0dcc7646fe1efc059a6f352f9a4eaeea679bf8ea1e6178d09

Aliases

arxiv: 0911.4217 · arxiv_version: 0911.4217v1 · doi: 10.48550/arxiv.0911.4217 · pith_short_12: NHLWQEWWLHHL · pith_short_16: NHLWQEWWLHHLBXGH · pith_short_8: NHLWQEWW

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/NHLWQEWWLHHLBXGHMRX6D36ALG \
  | 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: 69d76812d659ceb0dcc7646fe1efc059a6f352f9a4eaeea679bf8ea1e6178d09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d32e72dfc9e878c56a506980385111a0f10135972d1ab7fb250af2ea8194f2d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-22T02:12:56Z",
    "title_canon_sha256": "b718be87a82e74b2f174e0b874f428b5f081c9a67cb179ffa89975edc43d9ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4217",
    "kind": "arxiv",
    "version": 1
  }
}