Pith Number

pith:PFINQFQM

pith:2021:PFINQFQMQHEWT5ZRMRK2QNM2KA

not attested not anchored not stored refs pending

Semantics in Multi-objective Genetic Programming

Edgar Galv\'an, Fergal Stapleton, Leonardo Trujillo

arxiv:2105.02944 v2 · 2021-05-06 · 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{PFINQFQMQHEWT5ZRMRK2QNM2KA}

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	2026-07-05T03:42:21.525465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7950d8160c81c969f7316455a8359a5029ba73107149becb846f1d53c92b7e1e

Aliases

arxiv: 2105.02944 · arxiv_version: 2105.02944v2 · doi: 10.48550/arxiv.2105.02944 · pith_short_12: PFINQFQMQHEW · pith_short_16: PFINQFQMQHEWT5ZR · pith_short_8: PFINQFQM

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/PFINQFQMQHEWT5ZRMRK2QNM2KA \
  | 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: 7950d8160c81c969f7316455a8359a5029ba73107149becb846f1d53c92b7e1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcd4a686ff24d1115644a5378fc3fcd237e4fcf171eb0c917f71f8b015463ae9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-05-06T20:43:30Z",
    "title_canon_sha256": "b5c7d9d3d3f0767dcbea25df4e77f77a2ee989a4eab2c256e01660708f6483e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02944",
    "kind": "arxiv",
    "version": 2
  }
}