Pith Number

pith:ZFDMDFOL

pith:2023:ZFDMDFOLE6CCK2TDVENJELUOHM

not attested not anchored not stored refs pending

Empirical Challenge for NC Theory

Ananth Hari, Uzi Vishkin

arxiv:2305.13539 v2 · 2023-05-22 · cs.DC · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFDMDFOLE6CCK2TDVENJELUOHM}

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	2026-07-05T06:13:56.832094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c946c195cb2784256a63a91a922e8e3b1697b864704fc9d06f1ee15b3e7bcfff

Aliases

arxiv: 2305.13539 · arxiv_version: 2305.13539v2 · doi: 10.48550/arxiv.2305.13539 · pith_short_12: ZFDMDFOLE6CC · pith_short_16: ZFDMDFOLE6CCK2TD · pith_short_8: ZFDMDFOL

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/ZFDMDFOLE6CCK2TDVENJELUOHM \
  | 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: c946c195cb2784256a63a91a922e8e3b1697b864704fc9d06f1ee15b3e7bcfff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "387bec57b5ffdb290074d46ef092147219f35d1d8461856c2e939744d808bf3b",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2023-05-22T23:23:05Z",
    "title_canon_sha256": "40368f00da10ecb26e8aa09e2ef871a865f7055d7fed2c6df0ddce8b84f6a173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.13539",
    "kind": "arxiv",
    "version": 2
  }
}