Pith Number

pith:LVDZAKLX

pith:2023:LVDZAKLX5J5AVW35F256BIIBYI

not attested not anchored not stored refs pending

Mass Reconstruction of Galaxy-scale Strong Gravitational Lenses Using a Broken Power-law Model

Chenggang Shu, Liping Fu, Ran Li, Wei Du, Yiping Shu, Zuhui Fan

arxiv:2302.04651 v2 · 2023-02-09 · 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{LVDZAKLX5J5AVW35F256BIIBYI}

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	2026-07-05T06:42:42.361463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d47902977ea7a0adb7d2ebbe0a101c212c9d163e54ea060cb9672765294b8fa

Aliases

arxiv: 2302.04651 · arxiv_version: 2302.04651v2 · doi: 10.48550/arxiv.2302.04651 · pith_short_12: LVDZAKLX5J5A · pith_short_16: LVDZAKLX5J5AVW35 · pith_short_8: LVDZAKLX

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/LVDZAKLX5J5AVW35F256BIIBYI \
  | 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: 5d47902977ea7a0adb7d2ebbe0a101c212c9d163e54ea060cb9672765294b8fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9308faf20d55d437abb67e33c83f784bc4d1f2f4176fd68016381620548fda5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-02-09T14:06:55Z",
    "title_canon_sha256": "02e50d65c4f56c6fce9c2c21a42e92a7b87f99e9d0a73e7143d6de320ec5fba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.04651",
    "kind": "arxiv",
    "version": 2
  }
}