Pith Number

pith:B6OHV2P5

pith:2019:B6OHV2P54LG2JA7GQ7Y7U67ANN

not attested not anchored not stored refs pending

Astro2020 White Paper: On the Origin of the Initial Mass Function

Adam Ginsburg (NRAO), Alessio Traficante (INAF), Bruce Elmegreen (IBM), Cara Battersby (U. Connecticut), David Leisawitz (NASA-GSFC), Doug Johnstone (NRC), Lee Armus (Caltech-IPAC), Marta Sewilo (NASA-GSFC), Martina Wiedner (Observatoire de Paris), Matthew Povich (California State Polytechnic University, Peregrine McGehee (College of the Canyons), Pomona), Roberta Paladini (Caltech-IPAC), Sarah Sadavoy (CfA)

arxiv:1904.10012 v1 · 2019-04-22 · 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{B6OHV2P54LG2JA7GQ7Y7U67ANN}

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	2026-05-17T23:47:55.273843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f9c7ae9fde2cda483e687f1fa7be06b5313f4e45f3960df0edc95936c9e9b81

Aliases

arxiv: 1904.10012 · arxiv_version: 1904.10012v1 · doi: 10.48550/arxiv.1904.10012 · pith_short_12: B6OHV2P54LG2 · pith_short_16: B6OHV2P54LG2JA7G · pith_short_8: B6OHV2P5

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/B6OHV2P54LG2JA7GQ7Y7U67ANN \
  | 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: 0f9c7ae9fde2cda483e687f1fa7be06b5313f4e45f3960df0edc95936c9e9b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42943add82fe65c5dbee910bbcdf7cb6017e68c19a7717226d5490875daff80e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-22T18:12:10Z",
    "title_canon_sha256": "6748d7ddf8195beb617a6b469d1660506f6eecd880c4a87e295f595ca538bd16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10012",
    "kind": "arxiv",
    "version": 1
  }
}