Pith Number

pith:B634GLY5

pith:2012:B634GLY56HONXLSH6OIWZXIYJ2

not attested not anchored not stored refs pending

Almost complex surfaces in the nearly K\"ahler $S^3\times S^3$

Bart Dioos, Franki Dillen, John Bolton, Luc Vrancken

arxiv:1208.0737 v4 · 2012-08-03 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B634GLY56HONXLSH6OIWZXIYJ2}

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	2026-05-18T03:19:01.681860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fb7c32f1df1dcdbae47f3916cdd184e9d40ef750eb0b07f8e5535073fb189bd

Aliases

arxiv: 1208.0737 · arxiv_version: 1208.0737v4 · doi: 10.48550/arxiv.1208.0737 · pith_short_12: B634GLY56HON · pith_short_16: B634GLY56HONXLSH · pith_short_8: B634GLY5

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/B634GLY56HONXLSH6OIWZXIYJ2 \
  | 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: 0fb7c32f1df1dcdbae47f3916cdd184e9d40ef750eb0b07f8e5535073fb189bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c2da6a0ea9b1ee30ef1c377d2182ef9feb363d0f050f4cb3301b131989e2402",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-08-03T13:31:04Z",
    "title_canon_sha256": "e82c270986b87ccfa5d063aaf22826ac7459432195c0dfff4fb6e1de4dc00806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0737",
    "kind": "arxiv",
    "version": 4
  }
}