Pith Number

pith:YM7H3FUN

pith:2013:YM7H3FUN3LX7R2ZE5JMBWXRYZX

not attested not anchored not stored refs pending

Subdivision schemes, network flows and linear optimization

Geir Dahl, Maria Charina

arxiv:1306.0685 v2 · 2013-06-04 · 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{YM7H3FUN3LX7R2ZE5JMBWXRYZX}

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	2026-05-18T02:27:32.928353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c33e7d968ddaeff8eb24ea581b5e38cdc811d02496bd3facb0da04e34b42d03f

Aliases

arxiv: 1306.0685 · arxiv_version: 1306.0685v2 · doi: 10.48550/arxiv.1306.0685 · pith_short_12: YM7H3FUN3LX7 · pith_short_16: YM7H3FUN3LX7R2ZE · pith_short_8: YM7H3FUN

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/YM7H3FUN3LX7R2ZE5JMBWXRYZX \
  | 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: c33e7d968ddaeff8eb24ea581b5e38cdc811d02496bd3facb0da04e34b42d03f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3669640e81e0a37f7820279f6686f24156c80d6ebe17ba186189031a70d99b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-06-04T07:36:37Z",
    "title_canon_sha256": "35ef46fb95ef8e81f1f72be0cdd107849eba85ed3567e23e732431d6d6efbb81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0685",
    "kind": "arxiv",
    "version": 2
  }
}