Pith Number

pith:BQOZJ6T2

pith:2009:BQOZJ6T2DNHHBF5WSCATS2OIAX

not attested not anchored not stored refs pending

Topological phase transition in a RNA model in the de Gennes regime

Guillermo R. Zemba, Matias G. dell'Erba

arxiv:0904.3844 v1 · 2009-04-24 · 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{BQOZJ6T2DNHHBF5WSCATS2OIAX}

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	2026-05-18T02:13:57.579869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c1d94fa7a1b4e7097b690813969c805ec0d761c9c6d68b91b426471128d86a0

Aliases

arxiv: 0904.3844 · arxiv_version: 0904.3844v1 · doi: 10.48550/arxiv.0904.3844 · pith_short_12: BQOZJ6T2DNHH · pith_short_16: BQOZJ6T2DNHHBF5W · pith_short_8: BQOZJ6T2

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/BQOZJ6T2DNHHBF5WSCATS2OIAX \
  | 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: 0c1d94fa7a1b4e7097b690813969c805ec0d761c9c6d68b91b426471128d86a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bdcf06438c13929d6daf5f5f57b855830e3ebdfd3cb5081c5fdc71f7cd19b24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2009-04-24T13:08:47Z",
    "title_canon_sha256": "fd8107a7a5259baf4b232b799107b952c4ec8d996a30913c6990b905b531b3dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3844",
    "kind": "arxiv",
    "version": 1
  }
}