Pith Number

pith:CROI5RK5

pith:2017:CROI5RK5G7FHCYBDGIYGOHZMTU

not attested not anchored not stored refs pending

The Robustness of LWPP and WPP, with an Application to Graph Reconstruction

Edith Hemaspaandra, Holger Spakowski, Lane A. Hemaspaandra, Osamu Watanabe

arxiv:1711.01250 v3 · 2017-11-03 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CROI5RK5G7FHCYBDGIYGOHZMTU}

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	2026-05-18T00:11:23.692821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

145c8ec55d37ca7160233230671f2c9d2670e65023587866a47081a0558d2ea4

Aliases

arxiv: 1711.01250 · arxiv_version: 1711.01250v3 · doi: 10.48550/arxiv.1711.01250 · pith_short_12: CROI5RK5G7FH · pith_short_16: CROI5RK5G7FHCYBD · pith_short_8: CROI5RK5

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/CROI5RK5G7FHCYBDGIYGOHZMTU \
  | 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: 145c8ec55d37ca7160233230671f2c9d2670e65023587866a47081a0558d2ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9ee4e0bb55c2d8fc68af305beefee4ff0eb8ff47e6d6bf397eab7aa0cddbcf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-11-03T17:24:52Z",
    "title_canon_sha256": "e1f8f20a0d10dcb846e91be418512ff37fa0ba83f49961299f5a91f70ce2cbba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01250",
    "kind": "arxiv",
    "version": 3
  }
}