Pith Number

pith:DNYBOPYP

pith:2019:DNYBOPYPFR7DX6IYU3JC4Q4334

not attested not anchored not stored refs pending

An Evolutionary Framework for Automatic and Guided Discovery of Algorithms

Konstantinos Krommydas, Ruchira Sasanka

arxiv:1904.02830 v1 · 2019-04-05 · cs.NE · cs.AI · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNYBOPYPFR7DX6IYU3JC4Q4334}

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	2026-05-17T23:49:19.528087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b70173f0f2c7e3bf918a6d22e439bdf222e7b612c59b15bf2a2ebd1e6be4158

Aliases

arxiv: 1904.02830 · arxiv_version: 1904.02830v1 · doi: 10.48550/arxiv.1904.02830 · pith_short_12: DNYBOPYPFR7D · pith_short_16: DNYBOPYPFR7DX6IY · pith_short_8: DNYBOPYP

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/DNYBOPYPFR7DX6IYU3JC4Q4334 \
  | 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: 1b70173f0f2c7e3bf918a6d22e439bdf222e7b612c59b15bf2a2ebd1e6be4158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "995fb907fd1491ece87f92c659d278f20ca725ebd77478fc529400436ed8fc22",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-04-05T00:03:23Z",
    "title_canon_sha256": "6d4a4ba0ca3b1290adbc193e638ea9241cf89a995a77cf1ee3464ac4a30a8749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02830",
    "kind": "arxiv",
    "version": 1
  }
}