Pith Number

pith:NDENXWFG

pith:2018:NDENXWFGWNNHW5JDRFIHN2OVJU

not attested not anchored not stored refs pending

Multi-reference algebraic diagrammatic construction theory for excited states: General formulation and first-order implementation

Alexander Yu. Sokolov

arxiv:1809.02556 v2 · 2018-09-07 · 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{NDENXWFGWNNHW5JDRFIHN2OVJU}

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	2026-05-17T23:57:31.394694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c8dbd8a6b35a7b7523895076e9d54d1cf9a247386418044d038604c34c3928

Aliases

arxiv: 1809.02556 · arxiv_version: 1809.02556v2 · doi: 10.48550/arxiv.1809.02556 · pith_short_12: NDENXWFGWNNH · pith_short_16: NDENXWFGWNNHW5JD · pith_short_8: NDENXWFG

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/NDENXWFGWNNHW5JDRFIHN2OVJU \
  | 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: 68c8dbd8a6b35a7b7523895076e9d54d1cf9a247386418044d038604c34c3928

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7defebcf0ca93bb8f0203653af852600b39c689f97bcf1057f8cffe29c37a04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-09-07T15:58:36Z",
    "title_canon_sha256": "08487d9f902d3406f918121259474ca239e9b69cecbe4addbf36ff059d670506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02556",
    "kind": "arxiv",
    "version": 2
  }
}