Pith Number

pith:6BWIQ7O7

pith:2017:6BWIQ7O7T7ZTWJE27EM5CCBQVN

not attested not anchored not stored refs pending

Test of parametrized post-Newtonian gravity with galaxy-scale strong lensing systems

Marek Biesiada, Shuo Cao, Tengpeng Xu, Xiaolei Li, Yongzhi Cai, Zong-Hong Zhu

arxiv:1701.00357 v1 · 2017-01-02 · 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{6BWIQ7O7T7ZTWJE27EM5CCBQVN}

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	2026-05-18T00:26:46.573183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f06c887ddf9ff33b249af919d10830ab7ed6377a3707d4ba42503318807fa66b

Aliases

arxiv: 1701.00357 · arxiv_version: 1701.00357v1 · doi: 10.48550/arxiv.1701.00357 · pith_short_12: 6BWIQ7O7T7ZT · pith_short_16: 6BWIQ7O7T7ZTWJE2 · pith_short_8: 6BWIQ7O7

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/6BWIQ7O7T7ZTWJE27EM5CCBQVN \
  | 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: f06c887ddf9ff33b249af919d10830ab7ed6377a3707d4ba42503318807fa66b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6be2aa4a768c627077403cb3d91f31c81d13f01c9dc212afc68cb14baf39a2df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-01-02T10:42:38Z",
    "title_canon_sha256": "d275388bfd88c0cdd1cba71130a8c04d2b4eb08d21174bb02752b743dc774c3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00357",
    "kind": "arxiv",
    "version": 1
  }
}