Pith Number

pith:APC43AIR

pith:2012:APC43AIRAN2WN3AWAHATM246WL

not attested not anchored not stored refs pending

On the tomographic description of classical fields

A. Ibort, A. Lopez-Yela, A. Simoni, E. C. G. Sudarshan, F. Ventriglia, G. Marmo, V. I. Man'ko

arxiv:1202.3275 v1 · 2012-02-15 · math-ph · hep-th · math.MP · quant-ph

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	2026-05-18T01:58:28.144435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03c5cd8111037566ec1601c1366b9eb2db810bbd98d347e7f0adf76a94769d69

Aliases

arxiv: 1202.3275 · arxiv_version: 1202.3275v1 · doi: 10.48550/arxiv.1202.3275 · pith_short_12: APC43AIRAN2W · pith_short_16: APC43AIRAN2WN3AW · pith_short_8: APC43AIR

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/APC43AIRAN2WN3AWAHATM246WL \
  | 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: 03c5cd8111037566ec1601c1366b9eb2db810bbd98d347e7f0adf76a94769d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d3fd167f57cb6b35b429c61ff1520b034d9822da63548bc4206e420eed2b6e2",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-02-15T11:07:33Z",
    "title_canon_sha256": "8153c2ba14e2da065d64b0a603dfa3e9b4a9cb69a4e0b13baffa3599d00161f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3275",
    "kind": "arxiv",
    "version": 1
  }
}