Pith Number

pith:RRHGU343

pith:1997:RRHGU343C62DXEDVSRTSZDYV4W

not attested not anchored not stored refs pending

Order reductions of Lorentz-Dirac-like equations

A. Hern\'andez, Bilbao Spain), J. M. Aguirregabiria, M. Rivas (F\'isica Te\'orica, Universidad del Pa\'is Vasco

arxiv:physics/9706017 v1 · 1997-06-11 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RRHGU343C62DXEDVSRTSZDYV4W}

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	2026-05-18T01:09:14.535444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c4e6a6f9b17b43b907594672c8f15e590d50e570bac9dc901ae82c505ca6f33

Aliases

arxiv: physics/9706017 · arxiv_version: physics/9706017v1 · doi: 10.48550/arxiv.physics/9706017 · pith_short_12: RRHGU343C62D · pith_short_16: RRHGU343C62DXEDV · pith_short_8: RRHGU343

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/RRHGU343C62DXEDVSRTSZDYV4W \
  | 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: 8c4e6a6f9b17b43b907594672c8f15e590d50e570bac9dc901ae82c505ca6f33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb803806d48e5d1fa76a901963c5db93569fa435955ee5e12c3eef6547e0d690",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "1997-06-11T09:47:35Z",
    "title_canon_sha256": "68481c9b511d9ef52455782b5272e8009cce40a099892bfe8f0b30e56c81fc47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9706017",
    "kind": "arxiv",
    "version": 1
  }
}