Pith Number

pith:SP23KSEJ

pith:2013:SP23KSEJJJVSULKNIXX6C7SHRW

not attested not anchored not stored refs pending

STIS Coronagraphic Imaging of Fomalhaut: Main Belt Structure and the Orbit of Fomalhaut b

James R. Graham, Mark Clampin, Michael P. Fitzgerald, Paul Kalas

arxiv:1305.2222 v1 · 2013-05-09 · 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{SP23KSEJJJVSULKNIXX6C7SHRW}

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	2026-05-18T01:50:03.950987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93f5b548894a6b2a2d4d45efe17e478d92bb064d30dc8868b9758bb25bdf0d20

Aliases

arxiv: 1305.2222 · arxiv_version: 1305.2222v1 · doi: 10.48550/arxiv.1305.2222 · pith_short_12: SP23KSEJJJVS · pith_short_16: SP23KSEJJJVSULKN · pith_short_8: SP23KSEJ

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/SP23KSEJJJVSULKNIXX6C7SHRW \
  | 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: 93f5b548894a6b2a2d4d45efe17e478d92bb064d30dc8868b9758bb25bdf0d20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b4083eba70697d81765cef7b2ac56238867d5d3b1a7eb3be87085183406c0b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-05-09T22:10:50Z",
    "title_canon_sha256": "4f8cc781ebd7968dde8b8e6ab91a1d06c540f6f6416e5b0b5a4e309aeaeea89d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2222",
    "kind": "arxiv",
    "version": 1
  }
}