Pith Number

pith:A7ZSPIOJ

pith:2018:A7ZSPIOJKWUN6YHFFZYPSTEFZX

not attested not anchored not stored refs pending

Planetary population synthesis

Christoph Mordasini

arxiv:1804.01532 v1 · 2018-04-04 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7ZSPIOJKWUN6YHFFZYPSTEFZX}

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	2026-05-17T23:59:17.437563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07f327a1c955a8df60e52e70f94c85cdef4692d85d501bff5d8726906558a1be

Aliases

arxiv: 1804.01532 · arxiv_version: 1804.01532v1 · doi: 10.48550/arxiv.1804.01532 · pith_short_12: A7ZSPIOJKWUN · pith_short_16: A7ZSPIOJKWUN6YHF · pith_short_8: A7ZSPIOJ

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/A7ZSPIOJKWUN6YHFFZYPSTEFZX \
  | 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: 07f327a1c955a8df60e52e70f94c85cdef4692d85d501bff5d8726906558a1be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0844a62764273fd25716095c662d4e70db91fefe1af46314dcdea6e137ed8d01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-04T18:00:01Z",
    "title_canon_sha256": "8b69a6a8f660a7997bc9049bfea7be7076ca380e46026fb4d841f0b822dd347d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01532",
    "kind": "arxiv",
    "version": 1
  }
}