Pith Number

pith:KPJHXF2S

pith:2018:KPJHXF2SQRYU7GY6F27CHC5RMF

not attested not anchored not stored refs pending

Every Testable (Infinite) Property of Bounded-Degree Graphs Contains an Infinite Hyperfinite Subproperty

Christian Sohler, Hendrik Fichtenberger, Pan Peng

arxiv:1811.02937 v1 · 2018-11-07 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPJHXF2SQRYU7GY6F27CHC5RMF}

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	2026-05-18T00:01:20.348333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53d27b975284714f9b1e2ebe238bb1617344e970ebc3e5f80503c453fa42b950

Aliases

arxiv: 1811.02937 · arxiv_version: 1811.02937v1 · doi: 10.48550/arxiv.1811.02937 · pith_short_12: KPJHXF2SQRYU · pith_short_16: KPJHXF2SQRYU7GY6 · pith_short_8: KPJHXF2S

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/KPJHXF2SQRYU7GY6F27CHC5RMF \
  | 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: 53d27b975284714f9b1e2ebe238bb1617344e970ebc3e5f80503c453fa42b950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87b20ccb29ac9770ebcf59002afd309b38e5ff71f9c6f1533afc709205f7c74d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-11-07T15:34:41Z",
    "title_canon_sha256": "893485b2624edc030a82bc0adbbfbddee1754e9a2adcb15d8a0ad25cd5c1b92f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02937",
    "kind": "arxiv",
    "version": 1
  }
}