Pith Number

pith:DWKSPIXF

pith:2010:DWKSPIXFWG56DU5C4REZVWMJAB

not attested not anchored not stored refs pending

A nested mixture model for protein identification using mass spectrometry

Matthew Stephens, Michael J. MacCoss, Qunhua Li

arxiv:1011.2087 v1 · 2010-11-09 · stat.AP · physics.bio-ph · q-bio.BM · 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{DWKSPIXFWG56DU5C4REZVWMJAB}

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	2026-05-18T04:36:42.596375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d9527a2e5b1bbe1d3a2e4499ad9890066b8ff9d537738b35b03ce748e0cf159

Aliases

arxiv: 1011.2087 · arxiv_version: 1011.2087v1 · doi: 10.48550/arxiv.1011.2087 · pith_short_12: DWKSPIXFWG56 · pith_short_16: DWKSPIXFWG56DU5C · pith_short_8: DWKSPIXF

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/DWKSPIXFWG56DU5C4REZVWMJAB \
  | 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: 1d9527a2e5b1bbe1d3a2e4499ad9890066b8ff9d537738b35b03ce748e0cf159

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8baaa6fc11a76a287cd85d942edee6c3da849f1caa76ff8da732772b8e64886e",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.BM",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2010-11-09T13:55:30Z",
    "title_canon_sha256": "318eeecdcf498e077dcba35b4b917ae94df4f053980039a6cdd68bd1248ae13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.2087",
    "kind": "arxiv",
    "version": 1
  }
}