Pith Number

pith:USICPZMV

pith:2018:USICPZMVZH2DARC65PLR4JFBUM

not attested not anchored not stored refs pending

A Dual Power Law Distribution for the Stellar Initial Mass Function

Christopher Essex, Janett Prehl, Karl Heinz Hoffmann, Shantanu Basu

arxiv:1805.05268 v1 · 2018-05-14 · astro-ph.SR · 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{USICPZMVZH2DARC65PLR4JFBUM}

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	2026-05-18T00:15:13.243613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a49027e595c9f430445eebd71e24a1a3309ae9d622e0daed64586c0cd0cd7cc1

Aliases

arxiv: 1805.05268 · arxiv_version: 1805.05268v1 · doi: 10.48550/arxiv.1805.05268 · pith_short_12: USICPZMVZH2D · pith_short_16: USICPZMVZH2DARC6 · pith_short_8: USICPZMV

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/USICPZMVZH2DARC65PLR4JFBUM \
  | 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: a49027e595c9f430445eebd71e24a1a3309ae9d622e0daed64586c0cd0cd7cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c7a3f6c9d9ba125fcc99d47ba66c752aac3310223059f4de7ac81fb6b33278d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-14T16:33:02Z",
    "title_canon_sha256": "12a6e282c61622516718c1a9bc1b4470ea6ad9a88c7f5e6539648793faf8db90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05268",
    "kind": "arxiv",
    "version": 1
  }
}