Pith Number

pith:VNWI3P5W

pith:2006:VNWI3P5WSLUT3M635PGQABQCS5

not attested not anchored not stored refs pending

The mass function of dense molecular cores and the origin of the IMF

C. Lada, J. Alves, M. Lombardi

arxiv:astro-ph/0612126 v1 · 2006-12-05 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VNWI3P5WSLUT3M635PGQABQCS5}

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	2026-05-18T04:19:41.553114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab6c8dbfb692e93db3dbebcd000602976a1d19322e6776ec73a1a3463d750fc9

Aliases

arxiv: astro-ph/0612126 · arxiv_version: astro-ph/0612126v1 · doi: 10.48550/arxiv.astro-ph/0612126 · pith_short_12: VNWI3P5WSLUT · pith_short_16: VNWI3P5WSLUT3M63 · pith_short_8: VNWI3P5W

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/VNWI3P5WSLUT3M635PGQABQCS5 \
  | 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: ab6c8dbfb692e93db3dbebcd000602976a1d19322e6776ec73a1a3463d750fc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62f682ddf37e6d06ac9b37e5115617afc9e45e9bec7ec557f7ac1e123e89fcdd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-05T15:25:58Z",
    "title_canon_sha256": "b58a60f4e627620ac5cee7f2ca9f59813cc634d527d1574a28c4b3e74c5c7dbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612126",
    "kind": "arxiv",
    "version": 1
  }
}