Pith Number

pith:FQ4HWPUV

pith:2014:FQ4HWPUVM5NMR2OBZF5BTTFCCP

not attested not anchored not stored refs pending

The Interplay between SF and AGN Activity, and its role in Galaxy Evolution

Chris Simpson, Daria Guidetti, Eric Murphy, Isabella Prandoni, Jose Afonso, Kim McAlpine, Manuela Magliocchetti, Marco Bondi, Mattia Vaccari, Matt Jarvis, Minh Huynh, Nick Seymour, Paolo Padovani, Philip Best, Rob Beswick, Sarah White

arxiv:1412.5771 v1 · 2014-12-18 · astro-ph.GA · 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{FQ4HWPUVM5NMR2OBZF5BTTFCCP}

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	2026-05-18T02:30:56.451691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c387b3e95675ac8e9c1c97a19cca213c46e89313e91098dbf78d4ac1eb8d163

Aliases

arxiv: 1412.5771 · arxiv_version: 1412.5771v1 · doi: 10.48550/arxiv.1412.5771 · pith_short_12: FQ4HWPUVM5NM · pith_short_16: FQ4HWPUVM5NMR2OB · pith_short_8: FQ4HWPUV

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/FQ4HWPUVM5NMR2OBZF5BTTFCCP \
  | 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: 2c387b3e95675ac8e9c1c97a19cca213c46e89313e91098dbf78d4ac1eb8d163

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "137c2fa22f43d29f3280da70937d6111b8431733ab829cb76bdb9d9060141e7c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-18T09:26:27Z",
    "title_canon_sha256": "c72b5ff0f6ce1028c04c66852470da5105b8f6d0a1592e720d4cf88ec7f5f99d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5771",
    "kind": "arxiv",
    "version": 1
  }
}