Pith Number

pith:2Z5OCC3S

pith:2023:2Z5OCC3SDDWEC76OQVTPHPWQXK

not attested not anchored not stored refs pending

A Multi-Level Fast-Marching Method For The Minimum Time Problem

Marianne Akian, Shanqing Liu, St\'ephane Gaubert

arxiv:2303.10705 v2 · 2023-03-19 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2Z5OCC3SDDWEC76OQVTPHPWQXK}

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	2026-07-05T08:41:25.280049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67ae10b7218ec417fce8566f3bed0babe322ab5a84f45500dc200adfa2dcc82

Aliases

arxiv: 2303.10705 · arxiv_version: 2303.10705v2 · doi: 10.48550/arxiv.2303.10705 · pith_short_12: 2Z5OCC3SDDWE · pith_short_16: 2Z5OCC3SDDWEC76O · pith_short_8: 2Z5OCC3S

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/2Z5OCC3SDDWEC76OQVTPHPWQXK \
  | 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: d67ae10b7218ec417fce8566f3bed0babe322ab5a84f45500dc200adfa2dcc82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71d849fe1e95f382105fcf42af4a97d084085e8bd5eaad645b5a98d4fb638df0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-03-19T16:24:17Z",
    "title_canon_sha256": "3c94f70658fa965d48cd825eaed7eb9510d87b46aa1ffed5c47168f759c97515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.10705",
    "kind": "arxiv",
    "version": 2
  }
}