Pith Number

pith:KC62DLII

pith:2011:KC62DLIIQGSBXJURPDJAAMKMJG

not attested not anchored not stored refs pending

Antilope - A Lagrangian Relaxation Approach to the de novo Peptide Sequencing Problem

Gunnar W. Klau, Knut Reinert, Sandro Andreotti

arxiv:1102.4016 v1 · 2011-02-19 · cs.DS · 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{KC62DLIIQGSBXJURPDJAAMKMJG}

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	2026-05-18T04:25:38.804650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50bda1ad0881a41ba69178d200314c49be6425b9eb33dfd557a269547a5790b6

Aliases

arxiv: 1102.4016 · arxiv_version: 1102.4016v1 · doi: 10.48550/arxiv.1102.4016 · pith_short_12: KC62DLIIQGSB · pith_short_16: KC62DLIIQGSBXJUR · pith_short_8: KC62DLII

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/KC62DLIIQGSBXJURPDJAAMKMJG \
  | 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: 50bda1ad0881a41ba69178d200314c49be6425b9eb33dfd557a269547a5790b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6079dc0298cd1e0f57b8a1a5dc6bd14fbd83eebdc6ca8e118a666090bdba7f5b",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-02-19T19:36:34Z",
    "title_canon_sha256": "f28b0fc9e4bb326bd43c63af613366d40df0ede65950e226b99700be693a667f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4016",
    "kind": "arxiv",
    "version": 1
  }
}