Pith Number

pith:HA5V5TGS

pith:2019:HA5V5TGSFMCBSVWPLBQXYN6JQK

not attested not anchored not stored refs pending

Calculating the free energy of 2D materials on substrates

Bo-Yuan Ning, Le-Cheng Gong, Tsu-Chien Weng, Xi-Jing Ning, Yu-Peng Liu

arxiv:1901.09205 v1 · 2019-01-26 · cond-mat.mtrl-sci · cond-mat.mes-hall · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HA5V5TGSFMCBSVWPLBQXYN6JQK}

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	2026-05-17T23:41:21.870513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383b5eccd22b041956cf58617c37c9829b0a87d7c59c4027195e705f1cc7a878

Aliases

arxiv: 1901.09205 · arxiv_version: 1901.09205v1 · doi: 10.48550/arxiv.1901.09205 · pith_short_12: HA5V5TGSFMCB · pith_short_16: HA5V5TGSFMCBSVWP · pith_short_8: HA5V5TGS

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/HA5V5TGSFMCBSVWPLBQXYN6JQK \
  | 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: 383b5eccd22b041956cf58617c37c9829b0a87d7c59c4027195e705f1cc7a878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd3481c8b6b5debdf31d82be920ead6f73c720093438ccfc7c7be650d320c742",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-01-26T12:48:47Z",
    "title_canon_sha256": "3395b2e5604dd9d785732312e0e10095a31ab02750b315cf9e5129635fcf0b33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09205",
    "kind": "arxiv",
    "version": 1
  }
}