Pith Number

pith:O6JV5UH4

pith:2019:O6JV5UH4CRE3GGSOUI63E4QZ25

not attested not anchored not stored refs pending

Machine Learning for Classification of Protein Helix Capping Motifs

Cameron Mura, Eli J. Draizen, Ke Wang, Philip E. Bourne, Ruoyan Chen, Sean Mullane, Sri Vaishnavi Vemulapalli

arxiv:1905.00455 v1 · 2019-05-01 · q-bio.BM · cs.LG · 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{O6JV5UH4CRE3GGSOUI63E4QZ25}

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	2026-05-17T23:47:11.800954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77935ed0fc1449b31a4ea23db27219d75710379a8b055c7228530333a3070936

Aliases

arxiv: 1905.00455 · arxiv_version: 1905.00455v1 · doi: 10.48550/arxiv.1905.00455 · pith_short_12: O6JV5UH4CRE3 · pith_short_16: O6JV5UH4CRE3GGSO · pith_short_8: O6JV5UH4

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/O6JV5UH4CRE3GGSOUI63E4QZ25 \
  | 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: 77935ed0fc1449b31a4ea23db27219d75710379a8b055c7228530333a3070936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d170ba5cbd3431ecb122838f51bd6730db5c670db7d0da33213e96f14d49994",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2019-05-01T19:14:50Z",
    "title_canon_sha256": "f81a56cbce1dab803acf78b54260917bb46be6c7d9fb96c67808afc96d422917"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00455",
    "kind": "arxiv",
    "version": 1
  }
}