Pith Number

pith:5TH5PROR

pith:2015:5TH5PROR2UMYJUB646QIN3YAAX

not attested not anchored not stored refs pending

Structure of the Accretion Disk in the Lensed Quasar Q2237+0305 from Multi-Epoch and Multi-Wavelength Narrow Band Photometry

A. M. Mosquera, C. S. Kochanek, E. Mediavilla, H. Vives-Arias, J. A. Munoz, J. Jimenez-Vicente

arxiv:1509.04305 v2 · 2015-09-14 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TH5PROR2UMYJUB646QIN3YAAX}

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	2026-05-18T01:12:19.970493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eccfd7c5d1d51984d03ee7a086ef0005fef86fe2bceda286893cf66358b6eebe

Aliases

arxiv: 1509.04305 · arxiv_version: 1509.04305v2 · doi: 10.48550/arxiv.1509.04305 · pith_short_12: 5TH5PROR2UMY · pith_short_16: 5TH5PROR2UMYJUB6 · pith_short_8: 5TH5PROR

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/5TH5PROR2UMYJUB646QIN3YAAX \
  | 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: eccfd7c5d1d51984d03ee7a086ef0005fef86fe2bceda286893cf66358b6eebe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2105836b1ac6de22423ff1e7ad62ad459017d5c7170e6c7a1a642ea587f3981",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-14T20:28:57Z",
    "title_canon_sha256": "b6bd6ba8c91e464a2508118459022a1ec24b4c7eaf0df571bf9c8d6aded53e89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04305",
    "kind": "arxiv",
    "version": 2
  }
}