Pith Number

pith:OLDZ47ZL

pith:2011:OLDZ47ZLI3HUQV6AXDHI73IVFI

not attested not anchored not stored refs pending

Monte Carlo simulations of the HP model (the "Ising model" of protein folding)

(2) Swiss Federal Research Institute WSL, David P. Landau (1) ((1) Center for Simulational Physics, Switzerland), The University of Georgia, Thomas W\"ust (2), U.S.A., Ying Wai Li (1)

arxiv:1102.0308 v1 · 2011-02-01 · cond-mat.soft · physics.comp-ph · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLDZ47ZLI3HUQV6AXDHI73IVFI}

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	2026-05-18T02:22:41.253687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72c79e7f2b46cf4857c0b8ce8fed152a3ea6939cb2ca553a79645cfd8fa0784f

Aliases

arxiv: 1102.0308 · arxiv_version: 1102.0308v1 · doi: 10.48550/arxiv.1102.0308 · pith_short_12: OLDZ47ZLI3HU · pith_short_16: OLDZ47ZLI3HUQV6A · pith_short_8: OLDZ47ZL

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/OLDZ47ZLI3HUQV6AXDHI73IVFI \
  | 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: 72c79e7f2b46cf4857c0b8ce8fed152a3ea6939cb2ca553a79645cfd8fa0784f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6ab0dcfc5c2617e73cd8033db9819e3df298ee937d92bab7bc291e6da17ca6e",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-02-01T21:54:58Z",
    "title_canon_sha256": "4755d7d95b1c2a9c594a5e8f45958681b2119c2faeea31edb7d080a69975c306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0308",
    "kind": "arxiv",
    "version": 1
  }
}