Pith Number

pith:52D2IZAX

pith:2013:52D2IZAXG2MW3Z3UGZN4Y4TNA2

not attested not anchored not stored refs pending

Finding high-order analytic post-Newtonian parameters from a high-precision numerical self-force calculation

Abhay G Shah, Bernard F Whiting, John L Friedman

arxiv:1312.1952 v2 · 2013-12-06 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52D2IZAXG2MW3Z3UGZN4Y4TNA2}

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	2026-05-18T02:55:38.299643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee87a4641736996de774365bcc726d069c8b4e6ef57f2897db9c59f189ae8504

Aliases

arxiv: 1312.1952 · arxiv_version: 1312.1952v2 · doi: 10.48550/arxiv.1312.1952 · pith_short_12: 52D2IZAXG2MW · pith_short_16: 52D2IZAXG2MW3Z3U · pith_short_8: 52D2IZAX

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/52D2IZAXG2MW3Z3UGZN4Y4TNA2 \
  | 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: ee87a4641736996de774365bcc726d069c8b4e6ef57f2897db9c59f189ae8504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33a8feae30148eeb49985248c278bc550692b5ae73f289a81f91419b2bacbf4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-06T18:24:49Z",
    "title_canon_sha256": "1337d0abd5ce5a42fb72d6a04ea813f1577510ceb16d371cd977e04af01f8f6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1952",
    "kind": "arxiv",
    "version": 2
  }
}