Pith Number

pith:LDG3RTYY

pith:2001:LDG3RTYYIDKKMRAXKXUNKG6FEU

not attested not anchored not stored refs pending

Post-Newtonian approximation for isolated systems calculated by matched asymptotic expansions

Luc Blanchet, Olivier Poujade

arxiv:gr-qc/0112057 v2 · 2001-12-21 · 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{LDG3RTYYIDKKMRAXKXUNKG6FEU}

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.

Cited by

1 paper in Pith

Tidal contributions to the full gravitational waveform to the second-and-a-half post-Newtonian order

Receipt and verification

First computed	2026-07-04T16:27:00.200950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58cdb8cf1840d4a6441755e8d51bc52524409fa295311f52e68ed9ac69451184

Aliases

arxiv: gr-qc/0112057 · arxiv_version: gr-qc/0112057v2 · doi: 10.48550/arxiv.gr-qc/0112057 · pith_short_12: LDG3RTYYIDKK · pith_short_16: LDG3RTYYIDKKMRAX · pith_short_8: LDG3RTYY

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/LDG3RTYYIDKKMRAXKXUNKG6FEU \
  | 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: 58cdb8cf1840d4a6441755e8d51bc52524409fa295311f52e68ed9ac69451184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "827433fe040d74b951a51c5617ff6f53e01b5077451198188be58654d9f674a5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-12-21T19:34:42Z",
    "title_canon_sha256": "3a19858d4733963d2f430d6309778a1375d9e0ec74426d4b38e15e12a731064e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0112057",
    "kind": "arxiv",
    "version": 2
  }
}