Pith Number

pith:VDCEZ4EM

pith:2015:VDCEZ4EMYWKFC4H5KRLSLIK56I

not attested not anchored not stored refs pending

Negative Compressibility in Graphene-terminated Black Phosphorus Heterostructures

Chun Cheng, Jiangxiazi Lin, Ning Wang, Shuigang Xu, Tianyi Han, Xiaolong Chen, Yingying Wu, Yuan Cai, Yuheng He, Zefei Wu

arxiv:1510.08262 v1 · 2015-10-28 · cond-mat.mes-hall · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VDCEZ4EMYWKFC4H5KRLSLIK56I}

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	2026-05-18T01:17:52.312269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8c44cf08cc5945170fd545725a15df239e1c0af6109d38a1681a66c0ab5460b

Aliases

arxiv: 1510.08262 · arxiv_version: 1510.08262v1 · doi: 10.48550/arxiv.1510.08262 · pith_short_12: VDCEZ4EMYWKF · pith_short_16: VDCEZ4EMYWKFC4H5 · pith_short_8: VDCEZ4EM

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/VDCEZ4EMYWKFC4H5KRLSLIK56I \
  | 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: a8c44cf08cc5945170fd545725a15df239e1c0af6109d38a1681a66c0ab5460b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88e979528ed631e9a645377f67be1d08135194e3b1d52e2f5e05bbd63a7b102d",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-10-28T11:38:22Z",
    "title_canon_sha256": "6a5d00effe5df87fd3a0be4ea81b86cddc7849592807dd5d51df7bb3eb394222"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08262",
    "kind": "arxiv",
    "version": 1
  }
}