Pith Number

pith:3TR3GCLN

pith:2013:3TR3GCLNMULPBKLT5OADPTYKJZ

not attested not anchored not stored refs pending

Keck Observations of the Galactic Center Source G2: Gas Cloud or Star?

A. Boehle, A. M. Ghez, E. E. Becklin, G. Witzel, J. R. Lu, K. Matthews, K. Phifer, L. Meyer, M. R. Morris, S. Yelda, T. Do

arxiv:1304.5280 v2 · 2013-04-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TR3GCLNMULPBKLT5OADPTYKJZ}

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	2026-05-18T01:50:30.901284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dce3b3096d6516f0a973eb8037cf0a4e697d489b900284d39f98f4bd0050efa8

Aliases

arxiv: 1304.5280 · arxiv_version: 1304.5280v2 · doi: 10.48550/arxiv.1304.5280 · pith_short_12: 3TR3GCLNMULP · pith_short_16: 3TR3GCLNMULPBKLT · pith_short_8: 3TR3GCLN

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/3TR3GCLNMULPBKLT5OADPTYKJZ \
  | 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: dce3b3096d6516f0a973eb8037cf0a4e697d489b900284d39f98f4bd0050efa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d385d8eb2156891deec2bd44744e01dfa30ea18a6f1aae230c108276b561c21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-18T23:26:04Z",
    "title_canon_sha256": "bb043810701061f689e31778726ef8ff249f39665f4a2d33a6409943b9c60712"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5280",
    "kind": "arxiv",
    "version": 2
  }
}