Pith Number

pith:A3DRGLEP

pith:2018:A3DRGLEPEIWYD7W5IJGAACTDFF

not attested not anchored not stored refs pending

Accelerated Computation of Free Energy Profile at ab Initio Quantum Mechanical/Molecular Mechanics Accuracy via a Semi-Empirical Reference Potential. I. Weighted Thermodynamics Perturbation

Pengfei Li, Xiangyu Jia, Xiaoliang Pan, Ye Mei, Yihan Shao

arxiv:1801.03674 v3 · 2018-01-11 · physics.comp-ph · physics.chem-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{A3DRGLEPEIWYD7W5IJGAACTDFF}

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	2026-05-18T00:00:43.607636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06c7132c8f222d81fedd424c000a632970b6930708091b88558d1e7605886608

Aliases

arxiv: 1801.03674 · arxiv_version: 1801.03674v3 · doi: 10.48550/arxiv.1801.03674 · pith_short_12: A3DRGLEPEIWY · pith_short_16: A3DRGLEPEIWYD7W5 · pith_short_8: A3DRGLEP

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/A3DRGLEPEIWYD7W5IJGAACTDFF \
  | 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: 06c7132c8f222d81fedd424c000a632970b6930708091b88558d1e7605886608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377325c59f6aef571f25f04673aad140f2cb50141c5af536e9e208835c95dd1a",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-01-11T09:03:37Z",
    "title_canon_sha256": "8fae60fdcfa0e1df6429faa27ac048e92f17a18bbbce76be0d11a063f6141170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03674",
    "kind": "arxiv",
    "version": 3
  }
}