Pith Number

pith:HPSNKSUV

pith:2021:HPSNKSUV5BJQIQDHJLEIOQH2A2

not attested not anchored not stored refs pending

The effects of ionic liquids on the thermodynamics of H2 activation by frustrated Lewis pairs: a density functional theory study

Lei Liu, Weizhen Zhao, Xiaoqian Yao, Xiaoqing Liu, Xue Li

arxiv:2102.01347 v1 · 2021-02-02 · 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{HPSNKSUV5BJQIQDHJLEIOQH2A2}

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	2026-07-05T02:11:29.887138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3be4d54a95e8530440674ac88740fa06a74b7332fc1653846a5f93e4de1aecad

Aliases

arxiv: 2102.01347 · arxiv_version: 2102.01347v1 · doi: 10.48550/arxiv.2102.01347 · pith_short_12: HPSNKSUV5BJQ · pith_short_16: HPSNKSUV5BJQIQDH · pith_short_8: HPSNKSUV

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/HPSNKSUV5BJQIQDHJLEIOQH2A2 \
  | 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: 3be4d54a95e8530440674ac88740fa06a74b7332fc1653846a5f93e4de1aecad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2b445a44b2bd69fd7c4a592d4605dee0f858532b19e3541c453f9ee8fac34f4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-02-02T06:47:31Z",
    "title_canon_sha256": "46eaa2df152f15447cd672cd71d3abe0679a5451b718ff971e560738ff78bd2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01347",
    "kind": "arxiv",
    "version": 1
  }
}