Pith Number

pith:V4FOCDB2

pith:2013:V4FOCDB2UOUSLVR5AR6BV2SB5N

not attested not anchored not stored refs pending

The classification of constant weighted curvature curves in the plane with a log-linear density

Doan The Hieu, Tran Le Nam

arxiv:1312.7388 v1 · 2013-12-28 · 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{V4FOCDB2UOUSLVR5AR6BV2SB5N}

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	2026-05-18T03:03:43.642474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af0ae10c3aa3a925d63d047c1aea41eb7912f7ffc0dbc88441181c94cf4fedc7

Aliases

arxiv: 1312.7388 · arxiv_version: 1312.7388v1 · doi: 10.48550/arxiv.1312.7388 · pith_short_12: V4FOCDB2UOUS · pith_short_16: V4FOCDB2UOUSLVR5 · pith_short_8: V4FOCDB2

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/V4FOCDB2UOUSLVR5AR6BV2SB5N \
  | 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: af0ae10c3aa3a925d63d047c1aea41eb7912f7ffc0dbc88441181c94cf4fedc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8bdf4dc02c483729646f0480659372f11c3f5c5b8d014ea13a0c72fddc0ac3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-12-28T04:02:29Z",
    "title_canon_sha256": "9e7a013166bf71497c7e1d1e50a740b42e6d797350ee716b3f7345bfc5250a90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7388",
    "kind": "arxiv",
    "version": 1
  }
}