Pith Number

pith:4NWVY57F

pith:2018:4NWVY57FORIWV6LASUJVZK6TYH

not attested not anchored not stored refs pending

$L^p$ metric geometry of big and nef cohomology classes

Chinh H. Lu, Eleonora Di Nezza

arxiv:1808.06308 v1 · 2018-08-20 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NWVY57FORIWV6LASUJVZK6TYH}

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	2026-05-18T00:07:45.386458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e36d5c77e574516af96095135cabd3c1f588066eb10337372eeecf6fa5864218

Aliases

arxiv: 1808.06308 · arxiv_version: 1808.06308v1 · doi: 10.48550/arxiv.1808.06308 · pith_short_12: 4NWVY57FORIW · pith_short_16: 4NWVY57FORIWV6LA · pith_short_8: 4NWVY57F

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/4NWVY57FORIWV6LASUJVZK6TYH \
  | 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: e36d5c77e574516af96095135cabd3c1f588066eb10337372eeecf6fa5864218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9662a4b6cac4be232d7ad9ac64be608ba3bc81d34ef412ac1243a8816d40f63",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-08-20T05:28:05Z",
    "title_canon_sha256": "42969d46d9b444178304f3d6c2b791922586579d9a0273eb09848b82c6322aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06308",
    "kind": "arxiv",
    "version": 1
  }
}