Pith Number

pith:GU7NKPQA

pith:2019:GU7NKPQAVGNLJJK64FWDDVY7HG

not attested not anchored not stored refs pending

A gravitational lensing detection of filamentary structures connecting luminous red galaxies

Alexandra Amon, Angus H. Wright, Arun Kannawadi, Catherine Heymans, Crist\'obal Sif\'on, Hendrik Hildebrandt, Joachim Harnois-D\'eraps, Konrad Kuijken, Marika Asgari, Naomi Robertson, Peter Schneider, Qianli Xia, Thomas Erben, Tilman Tr\"oster, Yan-Chuan Cai

arxiv:1909.05852 v2 · 2019-09-12 · 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{GU7NKPQAVGNLJJK64FWDDVY7HG}

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	2026-07-05T00:33:16.494716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

353ed53e00a99ab4a55ee16c31d71f399f0ed70c66195308e1a8781d025b017d

Aliases

arxiv: 1909.05852 · arxiv_version: 1909.05852v2 · doi: 10.48550/arxiv.1909.05852 · pith_short_12: GU7NKPQAVGNL · pith_short_16: GU7NKPQAVGNLJJK6 · pith_short_8: GU7NKPQA

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/GU7NKPQAVGNLJJK64FWDDVY7HG \
  | 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: 353ed53e00a99ab4a55ee16c31d71f399f0ed70c66195308e1a8781d025b017d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c13488ca159e67da1d3ff23d9310e75d5bdec217083d9380a29cd1114c826f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-09-12T17:55:10Z",
    "title_canon_sha256": "ed9e7d4b7e6f5f2a6c361cb39165b084f81f8cb910f4f3b2c65ba0593b038128"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05852",
    "kind": "arxiv",
    "version": 2
  }
}