Pith Number

pith:N665ZS2G

pith:2011:N665ZS2GG2RDQT7RZRUDPCSDWP

not attested not anchored not stored refs pending

A Satisfiability Algorithm for AC$^0$

Ramamohan Paturi, Russell Impagliazzo, William Matthews

arxiv:1107.3127 v1 · 2011-07-15 · cs.CC · 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{N665ZS2GG2RDQT7RZRUDPCSDWP}

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	2026-05-18T02:21:42.841664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fbddccb4636a2384ff1cc68378a43b3d110ec13602b6c51045f7209c7a227f7

Aliases

arxiv: 1107.3127 · arxiv_version: 1107.3127v1 · doi: 10.48550/arxiv.1107.3127 · pith_short_12: N665ZS2GG2RD · pith_short_16: N665ZS2GG2RDQT7R · pith_short_8: N665ZS2G

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/N665ZS2GG2RDQT7RZRUDPCSDWP \
  | 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: 6fbddccb4636a2384ff1cc68378a43b3d110ec13602b6c51045f7209c7a227f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7554d800dbdcb1f5385a495a733d9209324d5d36342b1d4ca6b821b36e856d29",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2011-07-15T18:37:49Z",
    "title_canon_sha256": "4ff9818b4537a2d7b425f619da9806397e834f81a20d0d771a3c1519fa551585"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3127",
    "kind": "arxiv",
    "version": 1
  }
}