Pith Number

pith:O42XFKPZ

pith:2011:O42XFKPZ5H3BSIPB66QIRAER5C

not attested not anchored not stored refs pending

On a conjecture of compatibility of multi-states characters

Michel Habib, Thu-Hien To

arxiv:1105.1109 v1 · 2011-05-05 · cs.DS · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O42XFKPZ5H3BSIPB66QIRAER5C}

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	2026-05-18T04:22:49.211067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

773572a9f9e9f61921e1f7a0888091e8b9262f7d3ccd0c57d3c9c4d63fb3a1f7

Aliases

arxiv: 1105.1109 · arxiv_version: 1105.1109v1 · doi: 10.48550/arxiv.1105.1109 · pith_short_12: O42XFKPZ5H3B · pith_short_16: O42XFKPZ5H3BSIPB · pith_short_8: O42XFKPZ

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/O42XFKPZ5H3BSIPB66QIRAER5C \
  | 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: 773572a9f9e9f61921e1f7a0888091e8b9262f7d3ccd0c57d3c9c4d63fb3a1f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c0af2727494bfb977722526c13f6e230ce6fc9e2ca72a47a0c12bf57fc97cec",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-05-05T15:58:02Z",
    "title_canon_sha256": "8ed54df9f3f331273b16e81cb8556514e7c46d48ccc212027f9eddb82510565b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1109",
    "kind": "arxiv",
    "version": 1
  }
}