Pith Number

pith:7JOLHEF6

pith:2018:7JOLHEF6LSAXVJ3NUWJX4UAMYC

not attested not anchored not stored refs pending

Total Variation Isoperimetric Profiles

Daryl DeFord, Hugo Lavenant, Justin Solomon, Zachary Schutzman

arxiv:1809.07943 v2 · 2018-09-21 · math.OC · cs.CG · cs.NA · math.FA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JOLHEF6LSAXVJ3NUWJX4UAMYC}

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.

Cited by

1 paper in Pith

Complexity and Geometry of Sampling Connected Graph Partitions

Receipt and verification

First computed	2026-07-05T00:00:12.869669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa5cb390be5c817aa76da5937e500cc0b0ae8c60fd15819d980dec4172017b61

Aliases

arxiv: 1809.07943 · arxiv_version: 1809.07943v2 · doi: 10.48550/arxiv.1809.07943 · pith_short_12: 7JOLHEF6LSAX · pith_short_16: 7JOLHEF6LSAXVJ3N · pith_short_8: 7JOLHEF6

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/7JOLHEF6LSAXVJ3NUWJX4UAMYC \
  | 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: fa5cb390be5c817aa76da5937e500cc0b0ae8c60fd15819d980dec4172017b61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1ee3b7020f0ffc25939e3d155c1bb2b774ca14216e1cf5a693e3b2f7d59d088",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.NA",
      "math.FA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-09-21T04:39:48Z",
    "title_canon_sha256": "b21f5bd63ca19f73946901bb8e5f8e35b4ce6e5d1223b4dd62440905ee058b73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07943",
    "kind": "arxiv",
    "version": 2
  }
}