Pith Number

pith:FEW6X2JK

pith:2010:FEW6X2JK7OB7H6NI2CJ26UWY6X

not attested not anchored not stored refs pending

PAH emission from the dust lane of an elliptical galaxy with the Spitzer IRS

Daisuke Ishihara, Hidehiro Kaneda, Itsuki Sakon, Mitsuyoshi Yamagishi, Takashi Onaka, Tetsu Kitayama, Toyoaki Suzuki, Yoko Okada

arxiv:1005.4248 v1 · 2010-05-24 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEW6X2JK7OB7H6NI2CJ26UWY6X}

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	2026-05-18T02:07:15.262580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292debe92afb83f3f9a8d093af52d8f5cd9e19af3803584c2635cb3febb4775f

Aliases

arxiv: 1005.4248 · arxiv_version: 1005.4248v1 · doi: 10.48550/arxiv.1005.4248 · pith_short_12: FEW6X2JK7OB7 · pith_short_16: FEW6X2JK7OB7H6NI · pith_short_8: FEW6X2JK

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/FEW6X2JK7OB7H6NI2CJ26UWY6X \
  | 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: 292debe92afb83f3f9a8d093af52d8f5cd9e19af3803584c2635cb3febb4775f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9fbec1017e0a1f5484d758887990747e71957d3df9b08c9bb973b38221420d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-24T03:19:37Z",
    "title_canon_sha256": "ae2d8a47e6a9a204af87a1b231913df272fdfe5abaa3b70217930b7c050c8a4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.4248",
    "kind": "arxiv",
    "version": 1
  }
}