Pith Number

pith:JKIUM47C

pith:2017:JKIUM47CJF4I5HIQHPGSFMQQXL

not attested not anchored not stored refs pending

Non-FPT lower bounds for structural restrictions of decision DNNF

Andrea Cal\`i, Florent Capelli, Igor Razgon

arxiv:1708.07767 v1 · 2017-08-25 · cs.AI · 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{JKIUM47CJF4I5HIQHPGSFMQQXL}

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	2026-05-18T00:36:42.057204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a914673e249788e9d103bcd22b210bafad5a7920b71a6f0da8dd08211072d9d

Aliases

arxiv: 1708.07767 · arxiv_version: 1708.07767v1 · doi: 10.48550/arxiv.1708.07767 · pith_short_12: JKIUM47CJF4I · pith_short_16: JKIUM47CJF4I5HIQ · pith_short_8: JKIUM47C

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/JKIUM47CJF4I5HIQHPGSFMQQXL \
  | 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: 4a914673e249788e9d103bcd22b210bafad5a7920b71a6f0da8dd08211072d9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2a4838ba771eeaff7efb69619d0277c12682f5f292f91c6e353c3fe79fe5814",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-08-25T15:05:22Z",
    "title_canon_sha256": "513d378a117d6dc4141929493daa064b65332071e46cb03f6f28f8f644537fd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07767",
    "kind": "arxiv",
    "version": 1
  }
}