Pith Number

pith:QD2ZXITX

pith:2018:QD2ZXITXDOBF3WXDFHZKI632D4

not attested not anchored not stored refs pending

Permutation patterns in genome rearrangement problems

Giulio Cerbai, Luca Ferrari

arxiv:1808.02653 v1 · 2018-08-08 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QD2ZXITXDOBF3WXDFHZKI632D4}

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	2026-05-18T00:08:34.751903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80f59ba2771b825ddae329f2a47b7a1f38eac222f7051fe6bdadebdeaef7b388

Aliases

arxiv: 1808.02653 · arxiv_version: 1808.02653v1 · doi: 10.48550/arxiv.1808.02653 · pith_short_12: QD2ZXITXDOBF · pith_short_16: QD2ZXITXDOBF3WXD · pith_short_8: QD2ZXITX

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/QD2ZXITXDOBF3WXDFHZKI632D4 \
  | 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: 80f59ba2771b825ddae329f2a47b7a1f38eac222f7051fe6bdadebdeaef7b388

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e86e2067a0bc7e24509fa67e9c4df1093a56628ef50e98776ce015b51f0189",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-08-08T08:08:33Z",
    "title_canon_sha256": "05f027e5105fdd351ac38cf757ea30a73d7731c9f6e9e46b5a474a93af9d1727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02653",
    "kind": "arxiv",
    "version": 1
  }
}