Pith Number

pith:WQNIRQCE

pith:2017:WQNIRQCEISUFOWIPJDHT3DY3E5

not attested not anchored not stored refs pending

Constraining the geometry and kinematics of the quasar broad emission line region using gravitational microlensing. I. Models and simulations

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

arxiv:1707.09159 v1 · 2017-07-28 · 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{WQNIRQCEISUFOWIPJDHT3DY3E5}

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	2026-05-18T00:31:06.350913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b41a88c04444a857590f48cf3d8f1b2740a3cf117f9bfe0b99eb948aecd5b98e

Aliases

arxiv: 1707.09159 · arxiv_version: 1707.09159v1 · doi: 10.48550/arxiv.1707.09159 · pith_short_12: WQNIRQCEISUF · pith_short_16: WQNIRQCEISUFOWIP · pith_short_8: WQNIRQCE

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/WQNIRQCEISUFOWIPJDHT3DY3E5 \
  | 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: b41a88c04444a857590f48cf3d8f1b2740a3cf117f9bfe0b99eb948aecd5b98e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "759592255abe161522089c593e8c118fad701350f967bd1be1a3a7de0fea3967",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-28T09:10:15Z",
    "title_canon_sha256": "673a00c72520010292443de5efe9e6e29cdf559762ee94107a2764b3da76aaa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09159",
    "kind": "arxiv",
    "version": 1
  }
}