Pith Number

pith:LM3K2Q6U

pith:2010:LM3K2Q6UTLKOUVGXZ6MFL4T7WL

not attested not anchored not stored refs pending

The lunar phases of dust grains orbiting Fomalhaut

C. Dominik, L.B.F.M. Waters, M. Kama, M. Min

arxiv:1001.0516 v1 · 2010-01-04 · 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{LM3K2Q6UTLKOUVGXZ6MFL4T7WL}

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	2026-05-18T02:10:05.336878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b36ad43d49ad4ea54d7cf9855f27fb2c6c3b42e84ac8a07228c06f5a0a78ae6

Aliases

arxiv: 1001.0516 · arxiv_version: 1001.0516v1 · doi: 10.48550/arxiv.1001.0516 · pith_short_12: LM3K2Q6UTLKO · pith_short_16: LM3K2Q6UTLKOUVGX · pith_short_8: LM3K2Q6U

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/LM3K2Q6UTLKOUVGXZ6MFL4T7WL \
  | 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: 5b36ad43d49ad4ea54d7cf9855f27fb2c6c3b42e84ac8a07228c06f5a0a78ae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23a6a5fff161435d8e83bceb8028cf96e648f2295a1d98778c12a61e94bdcc00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-01-04T13:52:21Z",
    "title_canon_sha256": "23705f0ec6c6ae3650a3d599dd8522d25d7ecb7a0fa6b40d0f0f7bc5f3b02e7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0516",
    "kind": "arxiv",
    "version": 1
  }
}