Pith Number

pith:7WHOKGZO

pith:2022:7WHOKGZOCQGCBJQAPY3A6K3P54

not attested not anchored not stored refs pending

The generalized quasiharmonic approximation via space group irreducible derivatives

Amey Khanolkar, Barry Winn, Chris A. Marianetti, Cody A. Dennett, David H. Hurley, Douglas L. Abernathy, J. Matthew Mann, Karl Rickert, Lyuwen Fu, Mark A. Mathis, Matthew S. Bryan, Michael E. Manley

arxiv:2202.14016 v1 · 2022-02-28 · 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{7WHOKGZOCQGCBJQAPY3A6K3P54}

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	2026-07-05T04:47:57.234189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8ee51b2e140c20a6007e360f2b6fef292d924c9f8cb056cfdbbdabcbefa875

Aliases

arxiv: 2202.14016 · arxiv_version: 2202.14016v1 · doi: 10.48550/arxiv.2202.14016 · pith_short_12: 7WHOKGZOCQGC · pith_short_16: 7WHOKGZOCQGCBJQA · pith_short_8: 7WHOKGZO

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/7WHOKGZOCQGCBJQAPY3A6K3P54 \
  | 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: fd8ee51b2e140c20a6007e360f2b6fef292d924c9f8cb056cfdbbdabcbefa875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8a69e9dec445c2432aad31802ce7e3fee7dba00e0bba23ecc037df48bcfe3e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2022-02-28T18:36:26Z",
    "title_canon_sha256": "ac607cd57cac8817984e2930afdf6d2a811dfea0f6252dbf9fb6753d6b9f71c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.14016",
    "kind": "arxiv",
    "version": 1
  }
}