Pith Number

pith:R6ON472V

pith:2011:R6ON472V3WCI35IJXM3C4EEE3P

not attested not anchored not stored refs pending

An Implicit Cover Problem in Wild Population Study

Ashfaq Khokhar, Bhaskar DasGupta, Mary V. Ashley, Saad Sheikh, Tanya Y. Berger-Wolf, Wanpracha Chaovalitwongse

arxiv:1102.5471 v1 · 2011-02-27 · cs.CC · 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{R6ON472V3WCI35IJXM3C4EEE3P}

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	2026-05-18T02:22:31.047847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f9cde7f55dd848df509bb362e1084dbc25820aad24f1e2ecdea5b7bdb0e4ff7

Aliases

arxiv: 1102.5471 · arxiv_version: 1102.5471v1 · doi: 10.48550/arxiv.1102.5471 · pith_short_12: R6ON472V3WCI · pith_short_16: R6ON472V3WCI35IJ · pith_short_8: R6ON472V

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/R6ON472V3WCI35IJXM3C4EEE3P \
  | 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: 8f9cde7f55dd848df509bb362e1084dbc25820aad24f1e2ecdea5b7bdb0e4ff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2579d7b96940b4afc7d2ccf6f873ef7b4ad616272b57d97618c4e2ef1f4dcc7f",
    "cross_cats_sorted": [
      "cs.DS",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2011-02-27T03:53:59Z",
    "title_canon_sha256": "273edadd0566128878b0129dc4eb2b515382b8461a80336db9965ef358db66aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5471",
    "kind": "arxiv",
    "version": 1
  }
}