Pith Number

pith:QSY6JERG

pith:2013:QSY6JERGCI43QKOKQFPOXPINLQ

not attested not anchored not stored refs pending

Colliding with G2 near the Galactic Centre: a geometrical approach

C. de la Fuente Marcos, R. de la Fuente Marcos

arxiv:1306.4921 v2 · 2013-06-20 · 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{QSY6JERGCI43QKOKQFPOXPINLQ}

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	2026-05-18T03:12:32.662558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84b1e492261239b829ca815eebbd0d5c26b6c97a19bd40ab67725b1e47d011ba

Aliases

arxiv: 1306.4921 · arxiv_version: 1306.4921v2 · doi: 10.48550/arxiv.1306.4921 · pith_short_12: QSY6JERGCI43 · pith_short_16: QSY6JERGCI43QKOK · pith_short_8: QSY6JERG

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/QSY6JERGCI43QKOKQFPOXPINLQ \
  | 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: 84b1e492261239b829ca815eebbd0d5c26b6c97a19bd40ab67725b1e47d011ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bea6ebe4ed4d8585bbd6f4017890b45436d374ffe861634593dea89983c26bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-06-20T15:58:39Z",
    "title_canon_sha256": "c5f427587b64e8a28e26d454fd191c46c57bd34e824cfe239148a0263204aaf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4921",
    "kind": "arxiv",
    "version": 2
  }
}