Pith Number

pith:BPFCJTGT

pith:2017:BPFCJTGTGU2NOQEKU2ENWKYXSF

not attested not anchored not stored refs pending

The fuzziness of giant planets' cores

David Stevenson, Ravit Helled

arxiv:1704.01299 v1 · 2017-04-05 · 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{BPFCJTGTGU2NOQEKU2ENWKYXSF}

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	2026-05-18T00:45:10.790392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bca24ccd33534d7408aa688db2b1791470e6b49594be446acd34e2e11e78367

Aliases

arxiv: 1704.01299 · arxiv_version: 1704.01299v1 · doi: 10.48550/arxiv.1704.01299 · pith_short_12: BPFCJTGTGU2N · pith_short_16: BPFCJTGTGU2NOQEK · pith_short_8: BPFCJTGT

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/BPFCJTGTGU2NOQEKU2ENWKYXSF \
  | 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: 0bca24ccd33534d7408aa688db2b1791470e6b49594be446acd34e2e11e78367

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c99f0a39af8a04fb82e81e2875ed8c419367869aa6fad293679c3436749bc36f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-04-05T08:02:39Z",
    "title_canon_sha256": "60f5ffe278974b4ea84efb4313eaf17361f046212d9207951940c346faf36365"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01299",
    "kind": "arxiv",
    "version": 1
  }
}