Pith Number

pith:O3IIFY5X

pith:2011:O3IIFY5XWQTIEURNCHBSDM422Y

not attested not anchored not stored refs pending

3D Protein Structure Predicted from Sequence

Andrea Pagnani, Chris Sander, Debora S. Marks, Lucy J. Colwell, Riccardo Zecchina, Robert Sheridan, Thomas A. Hopf

arxiv:1110.5091 v2 · 2011-10-23 · q-bio.BM · cs.CE · physics.bio-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3IIFY5XWQTIEURNCHBSDM422Y}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:25:11.613255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d082e3b7b42682522d11c321b39ad62bbfbca73265edc355c9834ebb660171

Aliases

arxiv: 1110.5091 · arxiv_version: 1110.5091v2 · doi: 10.48550/arxiv.1110.5091 · pith_short_12: O3IIFY5XWQTI · pith_short_16: O3IIFY5XWQTIEURN · pith_short_8: O3IIFY5X

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/O3IIFY5XWQTIEURNCHBSDM422Y \
  | 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: 76d082e3b7b42682522d11c321b39ad62bbfbca73265edc355c9834ebb660171

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be1c236257d8b8793ded6d767903a46f2d4c528bb1f6daf4a9aaf2276863d22b",
    "cross_cats_sorted": [
      "cs.CE",
      "physics.bio-ph",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2011-10-23T22:02:12Z",
    "title_canon_sha256": "c380a4863058cf4d3cc863a28c9b33efa3c55659e7bd564208190d43f6b3963f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5091",
    "kind": "arxiv",
    "version": 2
  }
}