Pith Number

pith:6NWBJ552

pith:2009:6NWBJ5524TANU72RQ2742ROR5K

not attested not anchored not stored refs pending

EAGLE Spectroscopy of Resolved Stellar Populations Beyond the Local Group

Annette Ferguson, Chris Evans, Francois Assemat, Gerard Rousset, Hector Flores, Jean-Gabriel Cuby, Mathieu Puech, Matthew Lehnert, Michael Barker, Simon Morris, Yanbin Yang

arxiv:0909.1748 v1 · 2009-09-09 · astro-ph.IM · 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{6NWBJ5524TANU72RQ2742ROR5K}

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	2026-05-18T02:11:57.931620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f36c14f7bae4c0da7f5186bfcd45d1ea8ab8708d68ae4927e83ec5e4521a4a55

Aliases

arxiv: 0909.1748 · arxiv_version: 0909.1748v1 · doi: 10.48550/arxiv.0909.1748 · pith_short_12: 6NWBJ5524TAN · pith_short_16: 6NWBJ5524TANU72R · pith_short_8: 6NWBJ552

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/6NWBJ5524TANU72RQ2742ROR5K \
  | 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: f36c14f7bae4c0da7f5186bfcd45d1ea8ab8708d68ae4927e83ec5e4521a4a55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ade2a6bcd395d089d2ee6c5d0849a54e07f0ad1cc97403863467ece40c92c3fc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-09-09T17:19:59Z",
    "title_canon_sha256": "78658d67be21f2a6f27d3a6eda31b593e46eb91972b5f035bda9adcda1258f49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1748",
    "kind": "arxiv",
    "version": 1
  }
}