Pith Number

pith:DVU5CC6K

pith:2015:DVU5CC6K6GM3X2WPR3VTDEIQSG

not attested not anchored not stored refs pending

Pure and Hybrid Evolutionary Computing in Global Optimization of Chemical Structures: from Atoms and Molecules to Clusters and Crystals

Kanchan Sarkar, S. P. Bhattacharyya

arxiv:1509.00028 v1 · 2015-08-31 · cond-mat.mtrl-sci · cs.NE · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DVU5CC6K6GM3X2WPR3VTDEIQSG}

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	2026-05-18T01:34:30.749353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d69d10bcaf199bbeacf8eeb31911091aceb105815be8b037c02e675b08b95f9

Aliases

arxiv: 1509.00028 · arxiv_version: 1509.00028v1 · doi: 10.48550/arxiv.1509.00028 · pith_short_12: DVU5CC6K6GM3 · pith_short_16: DVU5CC6K6GM3X2WP · pith_short_8: DVU5CC6K

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/DVU5CC6K6GM3X2WPR3VTDEIQSG \
  | 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: 1d69d10bcaf199bbeacf8eeb31911091aceb105815be8b037c02e675b08b95f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b4d3b33976c14d2bf3e8bbe0488179f8085e2f60bef9b526b8ba035ddabc812",
    "cross_cats_sorted": [
      "cs.NE",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-08-31T20:18:50Z",
    "title_canon_sha256": "facdb511e135b980a7d61535d645d2568a1df0238ec535ac7fbf76ad0ec28bc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00028",
    "kind": "arxiv",
    "version": 1
  }
}