Pith Number

pith:7EII6V2Q

pith:2012:7EII6V2Q3HMRQ3TZVK377L5PNE

not attested not anchored not stored refs pending

Elementary numerosity and measures

Emanuele Bottazzi, Mauro Di Nasso, Vieri Benci

arxiv:1212.6201 v1 · 2012-12-21 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EII6V2Q3HMRQ3TZVK377L5PNE}

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	2026-05-18T03:37:42.435055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9108f5750d9d9186e79aab7ffafaf69093b74a56c65ed703b9fd36201c32b95

Aliases

arxiv: 1212.6201 · arxiv_version: 1212.6201v1 · doi: 10.48550/arxiv.1212.6201 · pith_short_12: 7EII6V2Q3HMR · pith_short_16: 7EII6V2Q3HMRQ3TZ · pith_short_8: 7EII6V2Q

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/7EII6V2Q3HMRQ3TZVK377L5PNE \
  | 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: f9108f5750d9d9186e79aab7ffafaf69093b74a56c65ed703b9fd36201c32b95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c323c2de1ca0dcda5e389cb2d302a5c087d3db8323f13474a2aec7b9063f0dc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-12-21T12:10:04Z",
    "title_canon_sha256": "2732a3bc25f541a84ad0a26e199cbb08d6658aab8ff690ff7e32ce7c8b4e1140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6201",
    "kind": "arxiv",
    "version": 1
  }
}