Pith Number

pith:OGCRQ6FR

pith:2018:OGCRQ6FRSFCCTGG3RS36FBY6MP

not attested not anchored not stored refs pending

Hardness of computing and approximating predicates and functions with leaderless population protocols

Amanda Belleville, David Doty, David Soloveichik

arxiv:1811.01235 v1 · 2018-11-03 · cs.DC · 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{OGCRQ6FRSFCCTGG3RS36FBY6MP}

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	2026-05-18T00:01:34.885947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71851878b191442998db8cb7e2871e63f585cda7349770ece027afff43f2a792

Aliases

arxiv: 1811.01235 · arxiv_version: 1811.01235v1 · doi: 10.48550/arxiv.1811.01235 · pith_short_12: OGCRQ6FRSFCC · pith_short_16: OGCRQ6FRSFCCTGG3 · pith_short_8: OGCRQ6FR

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/OGCRQ6FRSFCCTGG3RS36FBY6MP \
  | 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: 71851878b191442998db8cb7e2871e63f585cda7349770ece027afff43f2a792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a82213515e3f19d9ea856d1b5d8c6a43bd40c51e9399b5e17c2883b9f208d99",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-11-03T15:36:30Z",
    "title_canon_sha256": "00dac0b4f70417cc68f98356a96ddd47d3f29cdc6e9b51edc0a55c3d2b0aac03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01235",
    "kind": "arxiv",
    "version": 1
  }
}