Pith Number

pith:XNZCSOOZ

pith:2013:XNZCSOOZMMCCIFCTAEBPFEAKFP

not attested not anchored not stored refs pending

Conformally invariant formalism for the electromagnetic field with currents in Robertson-Walker spaces

E. Huguet, J. Renaud

arxiv:1301.7646 v1 · 2013-01-31 · gr-qc · hep-th · math-ph · math.MP

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

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	2026-05-18T01:51:56.608539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb722939d963042414530102f2900a2bf91a26cd17d746611a6cfc5d973252e9

Aliases

arxiv: 1301.7646 · arxiv_version: 1301.7646v1 · doi: 10.48550/arxiv.1301.7646 · pith_short_12: XNZCSOOZMMCC · pith_short_16: XNZCSOOZMMCCIFCT · pith_short_8: XNZCSOOZ

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/XNZCSOOZMMCCIFCTAEBPFEAKFP \
  | 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: bb722939d963042414530102f2900a2bf91a26cd17d746611a6cfc5d973252e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cff6329f75697cb3c13fd51433076b07b2b42fb17b7d3cb38dd7a4d340af9be9",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-31T15:33:32Z",
    "title_canon_sha256": "cbcfcb2828759fa0ecf52f42c122a72f7a95d53e740e9aa814952377650d50f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7646",
    "kind": "arxiv",
    "version": 1
  }
}