Pith Number

pith:AFNJZDNH

pith:2012:AFNJZDNHCHPHMWO3NH7DZPAZUA

not attested not anchored not stored refs pending

Developing Improved Greedy Crossover to Solve Symmetric Traveling Salesman Problem

Hassan Ismkhan, Kamran Zamanifar

arxiv:1209.5339 v1 · 2012-09-24 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFNJZDNHCHPHMWO3NH7DZPAZUA}

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	2026-05-18T03:44:58.424871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015a9c8da711de7659db69fe3cbc19a018270c08bf3ad8630328fc1998f037a0

Aliases

arxiv: 1209.5339 · arxiv_version: 1209.5339v1 · doi: 10.48550/arxiv.1209.5339 · pith_short_12: AFNJZDNHCHPH · pith_short_16: AFNJZDNHCHPHMWO3 · pith_short_8: AFNJZDNH

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/AFNJZDNHCHPHMWO3NH7DZPAZUA \
  | 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: 015a9c8da711de7659db69fe3cbc19a018270c08bf3ad8630328fc1998f037a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "445581cad74e49eab46467d0a0cc38513bc271be832ac93731b7e1b0f61b7e3d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2012-09-24T17:26:29Z",
    "title_canon_sha256": "102342248f3c4e72f4666df0e227af664848c1f8d8aa86cfdd964932663c56ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5339",
    "kind": "arxiv",
    "version": 1
  }
}