Pith Number

pith:ONBP523A

pith:2019:ONBP523AQIQEQYNC3IMADFIWUU

not attested not anchored not stored refs pending

Metallic liquid H3O in a thin-shell zone inside Uranus and Neptune

Changfeng Chen, Chunhong Long, Hanyu Liu, Jian Lv, Peihao Huang, Quan Li, Yanchao Wang, Yanming Ma

arxiv:1908.05821 v1 · 2019-08-16 · physics.comp-ph · astro-ph.EP · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONBP523AQIQEQYNC3IMADFIWUU}

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	2026-07-04T23:57:53.512538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7342feeb6082204861a2da18019516a5221d86cb387e2867dcef4be4181a7dfb

Aliases

arxiv: 1908.05821 · arxiv_version: 1908.05821v1 · doi: 10.48550/arxiv.1908.05821 · pith_short_12: ONBP523AQIQE · pith_short_16: ONBP523AQIQEQYNC · pith_short_8: ONBP523A

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/ONBP523AQIQEQYNC3IMADFIWUU \
  | 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: 7342feeb6082204861a2da18019516a5221d86cb387e2867dcef4be4181a7dfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6fa37257c183ff51d92ab6b176b493f6ddde55e9854228a0d3f29a35ae9130b",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-08-16T02:43:32Z",
    "title_canon_sha256": "5f2cbf3f1fe7bc5e4421f362b004877a423f470982a09e42ec3affe00c81a948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05821",
    "kind": "arxiv",
    "version": 1
  }
}