Pith Number

pith:AE2NNRRF

pith:2013:AE2NNRRFKL44OI6B2DWWKWYXGD

not attested not anchored not stored refs pending

4-Spinors and 5D Spacetime

Francesco Antonuccio

arxiv:1307.2551 v2 · 2013-07-09 · hep-th · 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{AE2NNRRFKL44OI6B2DWWKWYXGD}

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	2026-05-18T03:05:18.301706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0134d6c62552f9c723c1d0ed655b1730fadbd9f0b75f90d6917009d5cb27b042

Aliases

arxiv: 1307.2551 · arxiv_version: 1307.2551v2 · doi: 10.48550/arxiv.1307.2551 · pith_short_12: AE2NNRRFKL44 · pith_short_16: AE2NNRRFKL44OI6B · pith_short_8: AE2NNRRF

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/AE2NNRRFKL44OI6B2DWWKWYXGD \
  | 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: 0134d6c62552f9c723c1d0ed655b1730fadbd9f0b75f90d6917009d5cb27b042

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e40b2313f23856e43e27e8495038a1db2681e80413b24bc1769f6a1258375c08",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-07-09T19:28:17Z",
    "title_canon_sha256": "b728cf3ebf36f08b3c0cff0cfd60c8f040d554375571a7f7ffeb4ffe2b968308"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2551",
    "kind": "arxiv",
    "version": 2
  }
}