Pith Number

pith:KRDZJWDO

pith:2013:KRDZJWDOMYWC6RMAUNWYEQNXZR

not attested not anchored not stored refs pending

Mid-infrared microlensing of accretion disc and dusty torus in quasars: effects on flux ratio anomalies

2), 2- MPIfR, 3- PUC-Chile, 4, 4- MPIA, 5), 5- Uni. Andr\`es Bello-Chile, 6- ARI Uni. Heidelberg), D. Sluse (1), J. Wambsganss (6) (1- AIfA-University of Bonn, M. Kishimoto (2), O. Wucknitz (1, T. Anguita (3

arxiv:1303.1176 v2 · 2013-03-05 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KRDZJWDOMYWC6RMAUNWYEQNXZR}

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	2026-05-18T03:21:43.260065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

544794d86e662c2f4580a36d8241b7cc79d6b08f01572fbeab085bfda3509c0a

Aliases

arxiv: 1303.1176 · arxiv_version: 1303.1176v2 · doi: 10.48550/arxiv.1303.1176 · pith_short_12: KRDZJWDOMYWC · pith_short_16: KRDZJWDOMYWC6RMA · pith_short_8: KRDZJWDO

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/KRDZJWDOMYWC6RMAUNWYEQNXZR \
  | 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: 544794d86e662c2f4580a36d8241b7cc79d6b08f01572fbeab085bfda3509c0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "615062996852994ad360ac9dfdb89bd930a240dfed50f63403281097a02043f4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-05T21:00:00Z",
    "title_canon_sha256": "2139a50e1029a74f34686a803897ce370641e5fd0a7a72fbccf722ea98c34f80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1176",
    "kind": "arxiv",
    "version": 2
  }
}