Pith Number

pith:X43NMHTJ

pith:2012:X43NMHTJH76IMPQSHC6AHB66C2

not attested not anchored not stored refs pending

Convolutions and multiplier transformations of convex bodies

Franz E. Schuster

arxiv:1207.7252 v1 · 2012-07-31 · math.MG · math.DG · math.FA

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	2026-05-18T03:49:46.397256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf36d61e693ffc863e1238bc0387de169784ee798d23994ffc9826cbe38c6eff

Aliases

arxiv: 1207.7252 · arxiv_version: 1207.7252v1 · doi: 10.48550/arxiv.1207.7252 · pith_short_12: X43NMHTJH76I · pith_short_16: X43NMHTJH76IMPQS · pith_short_8: X43NMHTJ

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/X43NMHTJH76IMPQSHC6AHB66C2 \
  | 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: bf36d61e693ffc863e1238bc0387de169784ee798d23994ffc9826cbe38c6eff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d6ab835bf4ad9ca4fa707fc3bb89de52b4cd8ae67b771580caa35c9db2de1c2",
    "cross_cats_sorted": [
      "math.DG",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2012-07-31T14:10:11Z",
    "title_canon_sha256": "9cd8f82a23aa0947994d23b5352dc7ea60ef751621b612860cb0df36b325cdd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.7252",
    "kind": "arxiv",
    "version": 1
  }
}