Pith Number

pith:QIFNHEIE

pith:2019:QIFNHEIEQSTWA5TATCEUD54CGC

not attested not anchored not stored refs pending

Strain-tunable van der Waals interactions in few-layer black phosphorus

Chaoyu Song, Chong Wang, Fanjie Wang, Fengren Fan, Guowei Zhang, Hua Wu, Hugen Yan, Qiaoxia Xing, Shenyang Huang

arxiv:1906.01825 v1 · 2019-06-05 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIFNHEIEQSTWA5TATCEUD54CGC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:44:06.121047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

820ad3910484a7607660988941f78230814c7f8d577610f574f59f291b319824

Aliases

arxiv: 1906.01825 · arxiv_version: 1906.01825v1 · doi: 10.48550/arxiv.1906.01825 · pith_short_12: QIFNHEIEQSTW · pith_short_16: QIFNHEIEQSTWA5TA · pith_short_8: QIFNHEIE

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/QIFNHEIEQSTWA5TATCEUD54CGC \
  | 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: 820ad3910484a7607660988941f78230814c7f8d577610f574f59f291b319824

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feecfdc89dd2ac5188d2af7ebde16107c4199fd990c3b1f75c36de8b7fe252a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-06-05T05:05:51Z",
    "title_canon_sha256": "b68cd5472c8162a030110a51bd65d25f0fe66660e8e7676c402a2178d692f419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01825",
    "kind": "arxiv",
    "version": 1
  }
}