Pith Number

pith:PMVFXQVC

pith:2020:PMVFXQVCU6TFRUNKONNYZ22TRW

not attested not anchored not stored refs pending

Multi-Objective Parameter-less Population Pyramid for Solving Industrial Process Planning Problems

Leandro Soares Indrusiak, Michal Witold Przewozniczek, Piotr Dziurzanski, Shuai Zhao

arxiv:2009.08929 v1 · 2020-09-10 · 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{PMVFXQVCU6TFRUNKONNYZ22TRW}

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	2026-07-05T01:36:23.726520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b2a5bc2a2a7a658d1aa735b8ceb538d98b3149eda57d4a140b93475e6584ff5

Aliases

arxiv: 2009.08929 · arxiv_version: 2009.08929v1 · doi: 10.48550/arxiv.2009.08929 · pith_short_12: PMVFXQVCU6TF · pith_short_16: PMVFXQVCU6TFRUNK · pith_short_8: PMVFXQVC

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/PMVFXQVCU6TFRUNKONNYZ22TRW \
  | 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: 7b2a5bc2a2a7a658d1aa735b8ceb538d98b3149eda57d4a140b93475e6584ff5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdc73abcd232733ac8c961cb6993899d2f001261d963781168229bddb5036cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2020-09-10T09:40:57Z",
    "title_canon_sha256": "31286b831a46dd7676969258ce09824f8c7db94615a17befbbfece4447ffdad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08929",
    "kind": "arxiv",
    "version": 1
  }
}