Pith Number

pith:GESCJXZO

pith:2019:GESCJXZOBH6LJDWU3JCGZNLOXA

not attested not anchored not stored refs pending

An Experimental Study of the Treewidth of Real-World Graph Data (Extended Version)

Pierre Senellart, Silviu Maniu, Suraj Jog

arxiv:1901.06862 v1 · 2019-01-21 · 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{GESCJXZOBH6LJDWU3JCGZNLOXA}

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	2026-05-17T23:55:48.906038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

312424df2e09fcb48ed4da446cb56eb830e9d309e6841a9a5c460a9804d2c9ba

Aliases

arxiv: 1901.06862 · arxiv_version: 1901.06862v1 · doi: 10.48550/arxiv.1901.06862 · pith_short_12: GESCJXZOBH6L · pith_short_16: GESCJXZOBH6LJDWU · pith_short_8: GESCJXZO

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/GESCJXZOBH6LJDWU3JCGZNLOXA \
  | 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: 312424df2e09fcb48ed4da446cb56eb830e9d309e6841a9a5c460a9804d2c9ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f004ae9c6f09cf746441ec109db5d4e184669c28290b2cc380bbb6d82bac7e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-01-21T10:35:53Z",
    "title_canon_sha256": "0a64f8a3f6ed118ec5c6c9ca09620a8e3a8023bf97c3fc41665744c060b37c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06862",
    "kind": "arxiv",
    "version": 1
  }
}