Pith Number

pith:463CYDVB

pith:2008:463CYDVB2L6NAPS7U4IOQOMO5V

not attested not anchored not stored refs pending

On the State of Water Ice on Saturn's Moon Titan and Implications to Icy Bodies in the Outer Solar System

David Jewitt, Ralf I. Kaiser, Weijun Zheng

arxiv:0801.2805 v2 · 2008-01-18 · astro-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{463CYDVB2L6NAPS7U4IOQOMO5V}

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	2026-05-18T04:25:28.899025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7b62c0ea1d2fcd03e5fa710e8398eed71c6955bf54cf6c96fa4d56107b49383

Aliases

arxiv: 0801.2805 · arxiv_version: 0801.2805v2 · doi: 10.48550/arxiv.0801.2805 · pith_short_12: 463CYDVB2L6N · pith_short_16: 463CYDVB2L6NAPS7 · pith_short_8: 463CYDVB

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/463CYDVB2L6NAPS7U4IOQOMO5V \
  | 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: e7b62c0ea1d2fcd03e5fa710e8398eed71c6955bf54cf6c96fa4d56107b49383

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ee49983ac50e11fbb3300f5ef21cd7a419769edc273f13da47ee7053b7b4df0",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-18T02:52:32Z",
    "title_canon_sha256": "7ed049d0c5dc42474c54ce03c0216e0d5efc35563fca97ad5f75c640a581bbb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.2805",
    "kind": "arxiv",
    "version": 2
  }
}