Pith Number

pith:EGORFX5N

pith:2009:EGORFX5NOO2VIDMP435OWUNAD5

not attested not anchored not stored refs pending

Suzaku Discovery of the Strong Radiative Recombination Continuum of Iron from the Supernova Remnant W49B

Hiroya Yamaguchi, Katsuji Koyama, Kuniaki Masai, Midori Ozawa, Toru Tamagawa

arxiv:0910.3302 v1 · 2009-10-17 · 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{EGORFX5NOO2VIDMP435OWUNAD5}

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	2026-05-18T02:34:18.475783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

219d12dfad73b5540d8fe6faeb51a01f7221db79e38d7482835bb6f61d182620

Aliases

arxiv: 0910.3302 · arxiv_version: 0910.3302v1 · doi: 10.48550/arxiv.0910.3302 · pith_short_12: EGORFX5NOO2V · pith_short_16: EGORFX5NOO2VIDMP · pith_short_8: EGORFX5N

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/EGORFX5NOO2VIDMP435OWUNAD5 \
  | 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: 219d12dfad73b5540d8fe6faeb51a01f7221db79e38d7482835bb6f61d182620

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe0b1a2f208e0f5ad4ee9566c08a1bdccf13d5e57efd7c9ac484555f415be78c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-10-17T13:43:51Z",
    "title_canon_sha256": "f3524041806b99d3fe1917a2f2219c0d820ec1e246a66246c530b0cc53665acc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3302",
    "kind": "arxiv",
    "version": 1
  }
}