Pith Number

pith:IADYAPAB

pith:2014:IADYAPABICF24JOJAZBXMZ5PDQ

not attested not anchored not stored refs pending

Tree-like resolution complexity of two planar problems

Anna Malova, Dmitry Itsykson, Dmitry Sokolov, Vsevolod Oparin

arxiv:1412.1124 v1 · 2014-12-02 · 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{IADYAPABICF24JOJAZBXMZ5PDQ}

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	2026-05-18T02:32:13.381848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4007803c01408bae25c906437667af1c1c829e80ae9d7fa69e703d785dcee400

Aliases

arxiv: 1412.1124 · arxiv_version: 1412.1124v1 · doi: 10.48550/arxiv.1412.1124 · pith_short_12: IADYAPABICF2 · pith_short_16: IADYAPABICF24JOJ · pith_short_8: IADYAPAB

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/IADYAPABICF24JOJAZBXMZ5PDQ \
  | 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: 4007803c01408bae25c906437667af1c1c829e80ae9d7fa69e703d785dcee400

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad8c51a94e5c0169fac1a398a3ab856a9967fa6fcbb224c984ce2b6a5578d00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-12-02T22:37:17Z",
    "title_canon_sha256": "1ab5964557e5d139ca6adf7d90e5e6da223b2482bd4619a0c41354bd9f56c15f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1124",
    "kind": "arxiv",
    "version": 1
  }
}