Pith Number

pith:CQLCSMJ6

pith:2021:CQLCSMJ625SB2J2JXCYZC2LTAW

not attested not anchored not stored refs pending

Electronic structure and optical properties of Na$_2$KSb and NaK$_2$Sb from first-principles many-body theory

Caterina Cocchi, Holger-Dietrich Sa{\ss}nick, Raymond Amador

arxiv:2104.08513 v2 · 2021-04-17 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQLCSMJ625SB2J2JXCYZC2LTAW}

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	2026-07-05T02:59:56.641041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

141629313ed7641d2749b8b191697305b2f1ba97b5311f439bc8e8e097a88b38

Aliases

arxiv: 2104.08513 · arxiv_version: 2104.08513v2 · doi: 10.48550/arxiv.2104.08513 · pith_short_12: CQLCSMJ625SB · pith_short_16: CQLCSMJ625SB2J2J · pith_short_8: CQLCSMJ6

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/CQLCSMJ625SB2J2JXCYZC2LTAW \
  | 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: 141629313ed7641d2749b8b191697305b2f1ba97b5311f439bc8e8e097a88b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2a68484401d84335a602d4ad93ac438532fce7d8e88a7191fa8d4250c3b7648",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-04-17T11:23:19Z",
    "title_canon_sha256": "1724c75360257cddf792a839f5a41d9abd31b079e9e2c254448fe1b4f8f66374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08513",
    "kind": "arxiv",
    "version": 2
  }
}