Pith Number

pith:32VKL2NW

pith:2019:32VKL2NWKVPN4A7LP57QF7CVEC

not attested not anchored not stored refs pending

A fast anharmonic free energy method with an application to vacancies in ZrC

Andrew I. Duff, Blazej Grabowski, Michael W. Finnis, Thomas A. Mellan

arxiv:1904.02494 v1 · 2019-04-04 · 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{32VKL2NWKVPN4A7LP57QF7CVEC}

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	2026-05-17T23:40:32.758932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deaaa5e9b6555ede03eb7f7f02fc55209e1d1a81810e4558035adf71d15c1789

Aliases

arxiv: 1904.02494 · arxiv_version: 1904.02494v1 · doi: 10.48550/arxiv.1904.02494 · pith_short_12: 32VKL2NWKVPN · pith_short_16: 32VKL2NWKVPN4A7L · pith_short_8: 32VKL2NW

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/32VKL2NWKVPN4A7LP57QF7CVEC \
  | 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: deaaa5e9b6555ede03eb7f7f02fc55209e1d1a81810e4558035adf71d15c1789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8ae8aff0a8ce7868a45f23e05bb74269c8e66fc2a837330c470706109e62c3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-04-04T11:33:54Z",
    "title_canon_sha256": "60c63a2243a12a1f3de918e8df42386beee3a118694cfe0e752378981cbc9baa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02494",
    "kind": "arxiv",
    "version": 1
  }
}