Pith Number

pith:Z4IJADUM

pith:2012:Z4IJADUMQECPRYPU6VN4JZEPLH

not attested not anchored not stored refs pending

Graphyne- and Graphdiyne-based Nanoribbons: Density Functional Theory Calculations of Electronic Structures

Boqun Song, Hongjun Gao, Lida Pan, Lizhi Zhang, Shixuan Du

arxiv:1211.4310 v1 · 2012-11-19 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4IJADUMQECPRYPU6VN4JZEPLH}

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	2026-05-18T03:09:13.031941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf10900e8c8104f8e1f4f55bc4e48f59d338e312d37e102f983ec48d67449cf5

Aliases

arxiv: 1211.4310 · arxiv_version: 1211.4310v1 · doi: 10.48550/arxiv.1211.4310 · pith_short_12: Z4IJADUMQECP · pith_short_16: Z4IJADUMQECPRYPU · pith_short_8: Z4IJADUM

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/Z4IJADUMQECPRYPU6VN4JZEPLH \
  | 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: cf10900e8c8104f8e1f4f55bc4e48f59d338e312d37e102f983ec48d67449cf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e76f8775ec8030d3cd4446f898982843bc7595920ee25d3def50215639e14e49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-11-19T06:04:16Z",
    "title_canon_sha256": "967e2519dc826dfab75b1c19eca1b72670ed03151c3691a6750d08c204c79988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4310",
    "kind": "arxiv",
    "version": 1
  }
}