Pith Number

pith:XSVI4YJ2

pith:2013:XSVI4YJ2T3WEJBV2CJE4AGSCRV

not attested not anchored not stored refs pending

On the Evolution of the Bi-Modal Distribution of Galaxies in the Plane of Specific Star Formation Rate versus Stellar Mass

Bogdan C. Ciambur, Guinevere Kauffmann, Stijn Wuyts

arxiv:1301.5025 v1 · 2013-01-21 · astro-ph.GA · 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{XSVI4YJ2T3WEJBV2CJE4AGSCRV}

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	2026-05-18T01:52:04.899637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcaa8e613a9eec4486ba1249c01a428d565e642f03f1664949daf2feb2464336

Aliases

arxiv: 1301.5025 · arxiv_version: 1301.5025v1 · doi: 10.48550/arxiv.1301.5025 · pith_short_12: XSVI4YJ2T3WE · pith_short_16: XSVI4YJ2T3WEJBV2 · pith_short_8: XSVI4YJ2

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/XSVI4YJ2T3WEJBV2CJE4AGSCRV \
  | 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: bcaa8e613a9eec4486ba1249c01a428d565e642f03f1664949daf2feb2464336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba8177c71acedc11a8ce58a521cf7681f77dbcaef991728b5e32470df5056f17",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-01-21T21:58:58Z",
    "title_canon_sha256": "d39dde4a31672c708419aa527a32306a0c0852bfe9745870b613af20d82961f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5025",
    "kind": "arxiv",
    "version": 1
  }
}