Pith Number

pith:KH2HJJ6H

pith:2012:KH2HJJ6HO4EJYCCM6EESTCDLGT

not attested not anchored not stored refs pending

Back to the Moon: The Scientific Rationale for Resuming Lunar Surface Exploration

C. S. Cockell, D. A. Green, H. Falcke, I. A. Crawford, M. Anand, M. A. Wieczorek, R. Jaumann

arxiv:1206.0749 v1 · 2012-06-04 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KH2HJJ6HO4EJYCCM6EESTCDLGT}

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	2026-05-18T01:57:07.933913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51f474a7c777089c084cf10929886b34cdfc594f22270f3cd1f9042bebf326e1

Aliases

arxiv: 1206.0749 · arxiv_version: 1206.0749v1 · doi: 10.48550/arxiv.1206.0749 · pith_short_12: KH2HJJ6HO4EJ · pith_short_16: KH2HJJ6HO4EJYCCM · pith_short_8: KH2HJJ6H

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/KH2HJJ6HO4EJYCCM6EESTCDLGT \
  | 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: 51f474a7c777089c084cf10929886b34cdfc594f22270f3cd1f9042bebf326e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac5c700225737fd8427fa7d6bfe96c9965e321ca827a8da4436353d1d9caa20b",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-06-04T20:04:47Z",
    "title_canon_sha256": "44d58c4462bab185a05dfb748f50688b9093bc62796f8cde3f207b1ec285321f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0749",
    "kind": "arxiv",
    "version": 1
  }
}