Pith Number

pith:WBV4CRTK

pith:2016:WBV4CRTKCA4WC76L6DO4P6CQVE

not attested not anchored not stored refs pending

Orbifold Slope Rational-Connectedness

Frederic Campana, Mihai Paun

arxiv:1603.01748 v3 · 2016-03-05 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBV4CRTKCA4WC76L6DO4P6CQVE}

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	2026-05-18T01:10:23.428249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b06bc1466a1039617fcbf0ddc7f850a936d598c236bb8b29269ec904d8b3df40

Aliases

arxiv: 1603.01748 · arxiv_version: 1603.01748v3 · doi: 10.48550/arxiv.1603.01748 · pith_short_12: WBV4CRTKCA4W · pith_short_16: WBV4CRTKCA4WC76L · pith_short_8: WBV4CRTK

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/WBV4CRTKCA4WC76L6DO4P6CQVE \
  | 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: b06bc1466a1039617fcbf0ddc7f850a936d598c236bb8b29269ec904d8b3df40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68c80adf757a40ceb779bf2ca4841514bbebc7c9cdc994c88c0275d67c96fcfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-03-05T18:21:54Z",
    "title_canon_sha256": "5654e6e81d776aa4cc745b404007125e8206a5bfd5f3f380f466c800470c6d98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01748",
    "kind": "arxiv",
    "version": 3
  }
}