Pith Number

pith:ASE7D2IT

pith:2011:ASE7D2IT5D6M4WFXUMT5HXLGFQ

not attested not anchored not stored refs pending

Optical spectral classification of southern ultraluminous infrared galaxies

Ho Seong Hwang (CEA), Jong Chul Lee (SNU), Minjin Kim (NRAO), Myung Gyoon Lee (SNU), Sang Chul Kim (KASI)

arxiv:1101.5262 v2 · 2011-01-27 · 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{ASE7D2IT5D6M4WFXUMT5HXLGFQ}

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	2026-05-18T02:03:21.418225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0489f1e913e8fcce58b7a327d3dd662c1f7e2ec7861665e63a2910bcc446ef9a

Aliases

arxiv: 1101.5262 · arxiv_version: 1101.5262v2 · doi: 10.48550/arxiv.1101.5262 · pith_short_12: ASE7D2IT5D6M · pith_short_16: ASE7D2IT5D6M4WFX · pith_short_8: ASE7D2IT

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/ASE7D2IT5D6M4WFXUMT5HXLGFQ \
  | 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: 0489f1e913e8fcce58b7a327d3dd662c1f7e2ec7861665e63a2910bcc446ef9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7992b304a23fa653747d850c7fa2aa9be6b74812d20ef1c22d8813820be9aef9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-27T12:09:06Z",
    "title_canon_sha256": "fd3e1bb4ba77a2b45bec1aeb6b6ca150ac17498efff797138c49efc08c56ed32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5262",
    "kind": "arxiv",
    "version": 2
  }
}