Pith Number

pith:W5XRXEML

pith:2011:W5XRXEML66DT26YBSQWZORV3FI

not attested not anchored not stored refs pending

Topology of RNA-RNA interaction structures

Christian M. Reidys, Fenix W.D. Huang, J{\o}rgen E. Andersen, Robert C. Penner

arxiv:1112.6194 v1 · 2011-12-28 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5XRXEML66DT26YBSQWZORV3FI}

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	2026-05-18T04:05:36.545553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b76f1b918bf7873d7b01942d9746bb2a2dbb9c9e2ffac6d760ec06ca9ed49fbd

Aliases

arxiv: 1112.6194 · arxiv_version: 1112.6194v1 · doi: 10.48550/arxiv.1112.6194 · pith_short_12: W5XRXEML66DT · pith_short_16: W5XRXEML66DT26YB · pith_short_8: W5XRXEML

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/W5XRXEML66DT26YBSQWZORV3FI \
  | 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: b76f1b918bf7873d7b01942d9746bb2a2dbb9c9e2ffac6d760ec06ca9ed49fbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f703189dacce9b044d4e53338a8b986fd2a5e7a31e763c7161ffc8d037e46925",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-12-28T22:37:56Z",
    "title_canon_sha256": "1cef5407bef2a2d6a01897dd977f56215cb2eaf321fa7ab7f75b4b710dfc0b77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6194",
    "kind": "arxiv",
    "version": 1
  }
}