Pith Number

pith:HRJLPU7Y

pith:2014:HRJLPU7YFAPRMV5QTD4JDDHQWA

not attested not anchored not stored refs pending

Evolution of Water Reservoirs on Mars: Constraints from Hydrogen Isotopes in Martian Meteorites

Hiroyuki Kurokawa, James M. Dohm, Masahiko Sato, Masashi Ushioda, Ryota Moriwaki, Takeshi Matsuyama, Tomohiro Usui

arxiv:1403.4211 v1 · 2014-03-17 · 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{HRJLPU7YFAPRMV5QTD4JDDHQWA}

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	2026-05-18T01:44:00.394034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c52b7d3f8281f1657b098f8918cf0b01a6e4a2a01849fbe9215a3ee7b816739

Aliases

arxiv: 1403.4211 · arxiv_version: 1403.4211v1 · doi: 10.48550/arxiv.1403.4211 · pith_short_12: HRJLPU7YFAPR · pith_short_16: HRJLPU7YFAPRMV5Q · pith_short_8: HRJLPU7Y

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/HRJLPU7YFAPRMV5QTD4JDDHQWA \
  | 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: 3c52b7d3f8281f1657b098f8918cf0b01a6e4a2a01849fbe9215a3ee7b816739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc194314ff0afac167f6d4eea72d399dd7ed408a22841cbb9006d0022ff6d20e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-03-17T18:54:09Z",
    "title_canon_sha256": "785a15b67171d3a928d70437012480ac449aef63c9bcb4ddd99ed6b43bdca503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4211",
    "kind": "arxiv",
    "version": 1
  }
}