Pith Number

pith:F6FUZC2Z

pith:2011:F6FUZC2ZIIT7KMDEOGA3V7WWL2

not attested not anchored not stored refs pending

A multi-wavelength analysis of Spitzer selected Coma Cluster galaxies: star formation rates and masses

Dario Fadda, Louise O.V. Edwards

arxiv:1109.2961 v1 · 2011-09-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6FUZC2ZIIT7KMDEOGA3V7WWL2}

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	2026-05-18T02:00:33.246974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f8b4c8b594227f530647181bafed65ea91b614744a9511e661001af937f6948

Aliases

arxiv: 1109.2961 · arxiv_version: 1109.2961v1 · doi: 10.48550/arxiv.1109.2961 · pith_short_12: F6FUZC2ZIIT7 · pith_short_16: F6FUZC2ZIIT7KMDE · pith_short_8: F6FUZC2Z

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/F6FUZC2ZIIT7KMDEOGA3V7WWL2 \
  | 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: 2f8b4c8b594227f530647181bafed65ea91b614744a9511e661001af937f6948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0c504e2e457b0c36b5282b250da13677de605b02539b4ea986dd87393ca76c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-14T01:18:00Z",
    "title_canon_sha256": "e414e67aecb87aee6757f57a653963cf50c6a20b122f21a3a2dc4486c9b4c1be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2961",
    "kind": "arxiv",
    "version": 1
  }
}