Pith Number

pith:CP2G4DKW

pith:2014:CP2G4DKWNGU5X4R4IBILG7LEOZ

not attested not anchored not stored refs pending

Valuations and Surface Area Measures

Christoph Haberl, Lukas Parapatits

arxiv:1410.7033 v1 · 2014-10-26 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CP2G4DKWNGU5X4R4IBILG7LEOZ}

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	2026-05-18T02:39:18.149300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13f46e0d5669a9dbf23c4050b37d64764fcde722f602bd74bcfb8c12a1d1b8b7

Aliases

arxiv: 1410.7033 · arxiv_version: 1410.7033v1 · doi: 10.48550/arxiv.1410.7033 · pith_short_12: CP2G4DKWNGU5 · pith_short_16: CP2G4DKWNGU5X4R4 · pith_short_8: CP2G4DKW

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/CP2G4DKWNGU5X4R4IBILG7LEOZ \
  | 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: 13f46e0d5669a9dbf23c4050b37d64764fcde722f602bd74bcfb8c12a1d1b8b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a50e5a327a208a350483e7b4d95fd47d98bc85829b663209491e76f72ff133e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-10-26T14:31:03Z",
    "title_canon_sha256": "0749ebb316639af5714120994ea9ec774262d21fa0d2b8c1f03728e44706eba2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7033",
    "kind": "arxiv",
    "version": 1
  }
}