Pith Number

pith:4W5XUSAC

pith:2000:4W5XUSACUBAUJ4SXDQHAKPZUAP

not attested not anchored not stored refs pending

General Electric-Magnetic decomposition of fields, positivity and Rainich-like conditions

Jose M M Senovilla

arxiv:gr-qc/0010095 v2 · 2000-10-25 · 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{4W5XUSACUBAUJ4SXDQHAKPZUAP}

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	2026-05-18T00:37:00.260324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5bb7a4802a04144f2571c0e053f3403c7fbe02a9dee33596354e0ae3d93a6aa

Aliases

arxiv: gr-qc/0010095 · arxiv_version: gr-qc/0010095v2 · doi: 10.48550/arxiv.gr-qc/0010095 · pith_short_12: 4W5XUSACUBAU · pith_short_16: 4W5XUSACUBAUJ4SX · pith_short_8: 4W5XUSAC

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/4W5XUSACUBAUJ4SXDQHAKPZUAP \
  | 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: e5bb7a4802a04144f2571c0e053f3403c7fbe02a9dee33596354e0ae3d93a6aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7458bd44ed630cfe1878bb1468c6c43952c83d516091255bfc79bc1efff5bda",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-10-25T17:45:53Z",
    "title_canon_sha256": "8876b13c8cc1f7c95ed48b7ea7ca48b7f4a061c01e346d51cc9e855b305091c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0010095",
    "kind": "arxiv",
    "version": 2
  }
}