Pith Number

pith:YBWZDM6Q

pith:2019:YBWZDM6QQMWYU7NRD3ICIU2JL3

not attested not anchored not stored refs pending

Constraining the geometry and kinematics of the quasar broad emission line region using gravitational microlensing. II. Comparing models with observations in the lensed quasar HE0435-1223

D. Hutsem\'ekers, D. Sluse, L. Braibant, R. Goosmann

arxiv:1908.04178 v1 · 2019-08-12 · 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{YBWZDM6QQMWYU7NRD3ICIU2JL3}

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	2026-07-05T00:02:10.066542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c06d91b3d0832d8a7db11ed02453495ed2ffc554a5345044fc161b1592340006

Aliases

arxiv: 1908.04178 · arxiv_version: 1908.04178v1 · doi: 10.48550/arxiv.1908.04178 · pith_short_12: YBWZDM6QQMWY · pith_short_16: YBWZDM6QQMWYU7NR · pith_short_8: YBWZDM6Q

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/YBWZDM6QQMWYU7NRD3ICIU2JL3 \
  | 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: c06d91b3d0832d8a7db11ed02453495ed2ffc554a5345044fc161b1592340006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46b7bef23ca77e154ab11c8a40c8f6025419ea942691e51ed0ebcfbbf7ed6d1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-12T14:38:45Z",
    "title_canon_sha256": "ea2b28f357f323bf46ce146e71e2e7103cc7f0f1484296a60217db6d35d2dbbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04178",
    "kind": "arxiv",
    "version": 1
  }
}