Pith Number

pith:HP4TLDLI

pith:2021:HP4TLDLIHWIETBNAPUN53OAO2C

not attested not anchored not stored refs pending

Accurate Frozen Core Approximation for All-Electron Density-Functional Theory

Jonathan Moussa, Victor Wen-zhe Yu, Volker Blum

arxiv:2106.06412 v1 · 2021-06-11 · 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{HP4TLDLIHWIETBNAPUN53OAO2C}

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	2026-07-05T02:48:29.514443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bf9358d683d904985a07d1bddb80ed0a122d002628f283e644f29b87d24dab6

Aliases

arxiv: 2106.06412 · arxiv_version: 2106.06412v1 · doi: 10.48550/arxiv.2106.06412 · pith_short_12: HP4TLDLIHWIE · pith_short_16: HP4TLDLIHWIETBNA · pith_short_8: HP4TLDLI

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/HP4TLDLIHWIETBNAPUN53OAO2C \
  | 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: 3bf9358d683d904985a07d1bddb80ed0a122d002628f283e644f29b87d24dab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "916b8eae425a49c97e0cda938c56801e58921879809597fd04078019b93a0b89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-06-11T14:09:03Z",
    "title_canon_sha256": "b1c9292e89f3319b8259863433ee339c3f91bdf8ed01e6cab7d223e8622961df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06412",
    "kind": "arxiv",
    "version": 1
  }
}