Pith Number

pith:YR2AMWL2

pith:2018:YR2AMWL2UY7XHIL4AX7MTA7XIW

not attested not anchored not stored refs pending

Generalized, energy-conserving numerical simulations of particles in general relativity. I. Time-like and null geodesics

Alexander Yuran Chen, Bart Ripperda, Fabio Bacchini, Lorenzo Sironi

arxiv:1801.02378 v3 · 2018-01-08 · astro-ph.HE · gr-qc · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR2AMWL2UY7XHIL4AX7MTA7XIW}

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	2026-05-18T00:10:38.682043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47406597aa63f73a17c05fec983f74591d89b84365dcf5a31055fa4d0aa1b8e

Aliases

arxiv: 1801.02378 · arxiv_version: 1801.02378v3 · doi: 10.48550/arxiv.1801.02378 · pith_short_12: YR2AMWL2UY7X · pith_short_16: YR2AMWL2UY7XHIL4 · pith_short_8: YR2AMWL2

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/YR2AMWL2UY7XHIL4AX7MTA7XIW \
  | 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: c47406597aa63f73a17c05fec983f74591d89b84365dcf5a31055fa4d0aa1b8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7edf5c133a68bec2d7cbe6672309dcd0ea2e308a155cd28b38083376ef726df3",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-01-08T10:54:25Z",
    "title_canon_sha256": "ac70bdbec888f1e0ebce984c877eec2de277060b88441259f9efa27d3f350afd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02378",
    "kind": "arxiv",
    "version": 3
  }
}