Pith Number

pith:LB4AQYFC

pith:2009:LB4AQYFCYJC47FYKNA4MZ2HEDE

not attested not anchored not stored refs pending

The Spitzer Local Volume Legacy: Survey Description and Infrared Photometry

A. Begum, A. Gil de Paz, A.R. Marble, B.D. Johnson, B. Williams, C.W. Engelbracht, D.A. Dale, D. Calzetti, D.R. Weisz, E.D. Skillman, F. Walter, J.C. Lee, J.G. Funes, J.J. Dalcanton, K.D. Gordon, L.C. Johnson, L. van Zee, M. Block, M.D. Schuster, R.C. Kennicutt, S.A. Cohen, S. Sakai, S.-Y. Wu, Y. Wu

arxiv:0907.4722 v3 · 2009-07-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LB4AQYFCYJC47FYKNA4MZ2HEDE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:12:47.414970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58780860a2c245cf970a6838cce8e41903ce0fe96dc86ff1ee9f3b1cb1ca8546

Aliases

arxiv: 0907.4722 · arxiv_version: 0907.4722v3 · doi: 10.48550/arxiv.0907.4722 · pith_short_12: LB4AQYFCYJC4 · pith_short_16: LB4AQYFCYJC47FYK · pith_short_8: LB4AQYFC

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/LB4AQYFCYJC47FYKNA4MZ2HEDE \
  | 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: 58780860a2c245cf970a6838cce8e41903ce0fe96dc86ff1ee9f3b1cb1ca8546

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d27221945554c71e1fa841fb753579b12ad943b0c93a361e8df356ee83c831df",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-27T18:15:37Z",
    "title_canon_sha256": "a78ee3e31ceb3538c8f3bf7221e0446c16f9ce70404ac190f03d52b633913884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4722",
    "kind": "arxiv",
    "version": 3
  }
}