Pith Number

pith:OYA7AZUP

pith:2017:OYA7AZUP2T6IVCBJOM3G3UNPNN

not attested not anchored not stored refs pending

Weighted approximation in $\mathbb{C}$

John Erik Forn{\ae}ss, Jujie Wu

arxiv:1712.01086 v3 · 2017-12-04 · 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{OYA7AZUP2T6IVCBJOM3G3UNPNN}

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	2026-05-17T23:59:43.876530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7601f0668fd4fc8a882973366dd1af6b6ed21623cd81ee10636f0712aa62905a

Aliases

arxiv: 1712.01086 · arxiv_version: 1712.01086v3 · doi: 10.48550/arxiv.1712.01086 · pith_short_12: OYA7AZUP2T6I · pith_short_16: OYA7AZUP2T6IVCBJ · pith_short_8: OYA7AZUP

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/OYA7AZUP2T6IVCBJOM3G3UNPNN \
  | 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: 7601f0668fd4fc8a882973366dd1af6b6ed21623cd81ee10636f0712aa62905a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79a6a9d9fae1107f35ef63e4e4adda7f9b6bbaf31003d85364c62958b124eb52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-12-04T14:14:24Z",
    "title_canon_sha256": "f28bb24aeb0f928b0ffe75f9838aedc26eefa04b4c236886b06025c34d690b4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01086",
    "kind": "arxiv",
    "version": 3
  }
}