Pith Number

pith:EE7XQBHD

pith:2017:EE7XQBHDYEANEOUVCSU6GHUOGM

not attested not anchored not stored refs pending

Topological Node-Lines in Mechanical Metacrystals

Hai-Xiao Wang, Jian-Hua Jiang, Jie Luo, Jinjie Shi, Ming-Hui Lu, Yun Lai, Zhan Xiong

arxiv:1801.02451 v1 · 2017-12-21 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EE7XQBHDYEANEOUVCSU6GHUOGM}

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	2026-05-18T00:15:18.884469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

213f7804e3c100d23a9514a9e31e8e33029c9d65bcdb8f1b7bcf87fb86e1bb3c

Aliases

arxiv: 1801.02451 · arxiv_version: 1801.02451v1 · doi: 10.48550/arxiv.1801.02451 · pith_short_12: EE7XQBHDYEAN · pith_short_16: EE7XQBHDYEANEOUV · pith_short_8: EE7XQBHD

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/EE7XQBHDYEANEOUVCSU6GHUOGM \
  | 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: 213f7804e3c100d23a9514a9e31e8e33029c9d65bcdb8f1b7bcf87fb86e1bb3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7743e35015b017455464af316da8c8d2c7347caf0bb841b12c47a4a96da4cfa7",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-12-21T02:41:55Z",
    "title_canon_sha256": "63bec056919ba5007bc2c0952b41d06b21d287cf3091701d8108eb695ea9e058"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02451",
    "kind": "arxiv",
    "version": 1
  }
}