Pith Number

pith:VD7IFRHS

pith:2009:VD7IFRHSKFF2A5ZDELZYYD6YAD

not attested not anchored not stored refs pending

Copy-number-variation and copy-number-alteration region detection by cumulative plots

Annette Lee, Peter K Gregersen, Wentian Li

arxiv:0909.3129 v1 · 2009-09-16 · q-bio.GN · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VD7IFRHSKFF2A5ZDELZYYD6YAD}

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	2026-05-18T03:56:24.545594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8fe82c4f2514ba0772322f38c0fd800df042e59e0469a4771c05773362b29b1

Aliases

arxiv: 0909.3129 · arxiv_version: 0909.3129v1 · doi: 10.48550/arxiv.0909.3129 · pith_short_12: VD7IFRHSKFF2 · pith_short_16: VD7IFRHSKFF2A5ZD · pith_short_8: VD7IFRHS

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/VD7IFRHSKFF2A5ZDELZYYD6YAD \
  | 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: a8fe82c4f2514ba0772322f38c0fd800df042e59e0469a4771c05773362b29b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "710e291bd8bb9c4763dd4631bf0804fb590eb8e890489759c208284303e8a288",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2009-09-16T23:57:31Z",
    "title_canon_sha256": "976ada12084f11925ed9f67f25848e354d66fa47afb38de6049cd094bc119189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3129",
    "kind": "arxiv",
    "version": 1
  }
}