Pith Number

pith:ZWB3FBSO

pith:2012:ZWB3FBSOFRUXWOZYN66UXKESHW

not attested not anchored not stored refs pending

Characterizations of Projective Hulls by Analytic Discs

Barbara Drinovec Drnovsek, Franc Forstneric

arxiv:1201.0653 v3 · 2012-01-03 · 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{ZWB3FBSOFRUXWOZYN66UXKESHW}

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	2026-05-18T03:11:33.690166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd83b2864e2c697b3b386fbd4ba8923db7d69a9782bb1e8db3dda9db06f6284e

Aliases

arxiv: 1201.0653 · arxiv_version: 1201.0653v3 · doi: 10.48550/arxiv.1201.0653 · pith_short_12: ZWB3FBSOFRUX · pith_short_16: ZWB3FBSOFRUXWOZY · pith_short_8: ZWB3FBSO

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/ZWB3FBSOFRUXWOZYN66UXKESHW \
  | 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: cd83b2864e2c697b3b386fbd4ba8923db7d69a9782bb1e8db3dda9db06f6284e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e446a8853e96b9b615cf38a9df394b84105d128371597da486a61e6fc17cf3fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-01-03T15:02:26Z",
    "title_canon_sha256": "c6890097aef60eba4da9b719d0065b481dc37cc32ef1a06760de46dc7e0b4858"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0653",
    "kind": "arxiv",
    "version": 3
  }
}