Pith Number

pith:QH7NYEX7

pith:2013:QH7NYEX7RWWKL6DCXOE3H7VNKM

not attested not anchored not stored refs pending

Galactic star formation enhanced and quenched by ram pressure in groups and clusters

Kenji Bekki

arxiv:1311.3010 v1 · 2013-11-13 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QH7NYEX7RWWKL6DCXOE3H7VNKM}

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	2026-05-18T01:46:31.731650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81fedc12ff8daca5f862bb89b3fead53083d85c5ad5915df624af48f04fbea0f

Aliases

arxiv: 1311.3010 · arxiv_version: 1311.3010v1 · doi: 10.48550/arxiv.1311.3010 · pith_short_12: QH7NYEX7RWWK · pith_short_16: QH7NYEX7RWWKL6DC · pith_short_8: QH7NYEX7

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/QH7NYEX7RWWKL6DCXOE3H7VNKM \
  | 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: 81fedc12ff8daca5f862bb89b3fead53083d85c5ad5915df624af48f04fbea0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c391ef1203ae14bf8556dc24099bc389d77bff377e03602354ee438585da6798",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-13T03:42:32Z",
    "title_canon_sha256": "dc31e4585443077d967a6a19d27c5ca324f520687aefa002ea3eb6f17d63284c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3010",
    "kind": "arxiv",
    "version": 1
  }
}