Pith Number

pith:PFS5OAIC

pith:2009:PFS5OAICL6HP7PT5EEJPDPHFDI

not attested not anchored not stored refs pending

Discerning the Form of the Dense Core Mass Function

Christopher N. Beaumont, Jonathan J. Swift

arxiv:0912.0933 v1 · 2009-12-04 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFS5OAICL6HP7PT5EEJPDPHFDI}

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	2026-05-18T02:10:26.371134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7965d701025f8effbe7d2112f1bce51a2a39e8d327f006609dc548a136ec0a6b

Aliases

arxiv: 0912.0933 · arxiv_version: 0912.0933v1 · doi: 10.48550/arxiv.0912.0933 · pith_short_12: PFS5OAICL6HP · pith_short_16: PFS5OAICL6HP7PT5 · pith_short_8: PFS5OAIC

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/PFS5OAICL6HP7PT5EEJPDPHFDI \
  | 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: 7965d701025f8effbe7d2112f1bce51a2a39e8d327f006609dc548a136ec0a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fac39896d36b2ae084c1b3e06541ceb573c05db60f57a08e50b8d7422b913a07",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-04T20:38:28Z",
    "title_canon_sha256": "c0362dded061177e010402dd1ac47c05dad4a24a325abb00cab470e5a9390bee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0933",
    "kind": "arxiv",
    "version": 1
  }
}