Pith Number

pith:6D26FBMN

pith:2026:6D26FBMNGIA3J6OS6Z5H3LYGGY

not attested not anchored not stored refs pending

Improved proper motion and gravity tests with PSR J1913+1102

David J. Champion, Huanchen Hu, Junjie Zhao, Lijing Shao, Lingqi Meng, Michael Kramer, Norbert Wex, Paulo C. C. Freire, Robert Ferdman, Thomas M. Tauris, Weiwei Zhu, Xueli Miao, Yanjun Guo, Youling Yue

arxiv:2606.19276 v1 · 2026-06-17 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6D26FBMNGIA3J6OS6Z5H3LYGGY}

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	2026-06-19T16:12:09.458573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0f5e2858d3201b4f9d2f67a7daf06360abd274c1bad8a34f3290012cd3e2296

Aliases

arxiv: 2606.19276 · arxiv_version: 2606.19276v1 · doi: 10.48550/arxiv.2606.19276 · pith_short_12: 6D26FBMNGIA3 · pith_short_16: 6D26FBMNGIA3J6OS · pith_short_8: 6D26FBMN

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/6D26FBMNGIA3J6OS6Z5H3LYGGY \
  | 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: f0f5e2858d3201b4f9d2f67a7daf06360abd274c1bad8a34f3290012cd3e2296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64a4905ddd715fdcfb8dd51caeb48858587996d615be12a0d8bea98b4b578094",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-06-17T16:52:04Z",
    "title_canon_sha256": "a0b0c8d88c5378b4492c99994a46a605eaee7ce42823a7c31aa2434dddad1fe8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19276",
    "kind": "arxiv",
    "version": 1
  }
}