Pith Number

pith:BM2D7YF5

pith:2019:BM2D7YF5CJQAQVZZO5F2TYK3MT

not attested not anchored not stored refs pending

Thermal expansion coefficient and lattice anharmonicity of cubic boron arsenide

Chunhua Li, David Broido, Fei Tian, Geethal Amila Gamage, Jianshi Zhou, Li Shi, Sean Sullivan, Xi Chen, Zhifeng Ren

arxiv:1903.01668 v2 · 2019-03-05 · 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{BM2D7YF5CJQAQVZZO5F2TYK3MT}

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	2026-05-17T23:41:42.868243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b343fe0bd1260085739774ba9e15b64e2501c5ee1164b1e0fd5dafd38f65ee5

Aliases

arxiv: 1903.01668 · arxiv_version: 1903.01668v2 · doi: 10.48550/arxiv.1903.01668 · pith_short_12: BM2D7YF5CJQA · pith_short_16: BM2D7YF5CJQAQVZZ · pith_short_8: BM2D7YF5

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/BM2D7YF5CJQAQVZZO5F2TYK3MT \
  | 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: 0b343fe0bd1260085739774ba9e15b64e2501c5ee1164b1e0fd5dafd38f65ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee0bd7904d0d0bce158e1f013a0c93ef061ac17caabefd4f4a684816815cab28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-03-05T04:59:22Z",
    "title_canon_sha256": "92a382aad14e3575cbadeef05cc86f4c1fc47fa5585752048a8434c1ef6e72eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01668",
    "kind": "arxiv",
    "version": 2
  }
}