Pith Number

pith:EMRCRATN

pith:2019:EMRCRATNIIFOJORSHH4LKJC67Z

not attested not anchored not stored refs pending

Regular Expression Matching on billion-nodes Graphs

Bin Shao, Hongzhi Wang, Jiabao Han, Jianzhong Li

arxiv:1904.11653 v1 · 2019-04-26 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMRCRATNIIFOJORSHH4LKJC67Z}

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	2026-05-17T23:47:43.105654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232228826d420ae4ba3239f8b5245efe738962a3a1646d6e650fdcc4f645dd69

Aliases

arxiv: 1904.11653 · arxiv_version: 1904.11653v1 · doi: 10.48550/arxiv.1904.11653 · pith_short_12: EMRCRATNIIFO · pith_short_16: EMRCRATNIIFOJORS · pith_short_8: EMRCRATN

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/EMRCRATNIIFOJORSHH4LKJC67Z \
  | 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: 232228826d420ae4ba3239f8b5245efe738962a3a1646d6e650fdcc4f645dd69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26d5e575502962f16a00eb339e34d3271e4835110b3ecd1f277b375b66362507",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-04-26T02:31:53Z",
    "title_canon_sha256": "6f3ad5f6b00f46509c9c31693541e3dc9b2a9abbeda1d966368adb21080d8158"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11653",
    "kind": "arxiv",
    "version": 1
  }
}