Pith Number

pith:IBGM2GQM

pith:2019:IBGM2GQM3APDQMQ76WZO4QOQMU

not attested not anchored not stored refs pending

The Heavy-element Content Trend of Planets: A Tracer of their Formation Sites

Bradley M. S. Hansen, Gautam Vasisht, Yasuhiro Hasegawa

arxiv:1904.10288 v1 · 2019-04-23 · 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{IBGM2GQM3APDQMQ76WZO4QOQMU}

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	2026-05-17T23:44:54.185324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404ccd1a0cd81e38321ff5b2ee41d0650a0685b9b47c650976b3486d06336b7e

Aliases

arxiv: 1904.10288 · arxiv_version: 1904.10288v1 · doi: 10.48550/arxiv.1904.10288 · pith_short_12: IBGM2GQM3APD · pith_short_16: IBGM2GQM3APDQMQ7 · pith_short_8: IBGM2GQM

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/IBGM2GQM3APDQMQ76WZO4QOQMU \
  | 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: 404ccd1a0cd81e38321ff5b2ee41d0650a0685b9b47c650976b3486d06336b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20641a045f1b4075c5f55a959ec60fb0a3e13be0bcf85af495a7b044bff49a21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-04-23T12:45:31Z",
    "title_canon_sha256": "481ad4b532180bf5b9bb54baeb86d7584c3f8ae8ecc8f8c4b1cc7305d4995c92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10288",
    "kind": "arxiv",
    "version": 1
  }
}