Pith Number

pith:A3ZBLCGX

pith:2013:A3ZBLCGXTE3YXB4BKBAUW6YXIB

not attested not anchored not stored refs pending

How well do we know the polar hydrogen distribution on the Moon?

D.J Lawrence, L.F.A. Teodoro, R.C. Elphic, V.R.Eke, W.C. Feldman

arxiv:1304.8123 v1 · 2013-04-30 · 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{A3ZBLCGXTE3YXB4BKBAUW6YXIB}

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	2026-05-18T01:50:13.923809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06f21588d799378b878150414b7b17407e3ac8bf9c0abb1d54937bba26ea529e

Aliases

arxiv: 1304.8123 · arxiv_version: 1304.8123v1 · doi: 10.48550/arxiv.1304.8123 · pith_short_12: A3ZBLCGXTE3Y · pith_short_16: A3ZBLCGXTE3YXB4B · pith_short_8: A3ZBLCGX

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/A3ZBLCGXTE3YXB4BKBAUW6YXIB \
  | 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: 06f21588d799378b878150414b7b17407e3ac8bf9c0abb1d54937bba26ea529e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2fb4bb0b2ac283688047b57cbce268f07b2070326f41534b8ab8538fef208db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-30T19:20:12Z",
    "title_canon_sha256": "2eac8d9074adb96d9741914b531d5e054381e7f6b9f604139de0b0fb8cc382fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.8123",
    "kind": "arxiv",
    "version": 1
  }
}