Pith Number

pith:MQMWNS7H

pith:2006:MQMWNS7HZEYFBTQRAKN7JAJOB6

not attested not anchored not stored refs pending

On the size of knots in ring polymers

A.L. Stella, B. Marcone, E. Orlandini, F. Zonta

arxiv:cond-mat/0612153 v1 · 2006-12-06 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQMWNS7HZEYFBTQRAKN7JAJOB6}

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	2026-05-18T01:39:39.074293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

641966cbe7c93050ce11029bf4812e0fbc54354ffa2041dce6b8d686381c4a66

Aliases

arxiv: cond-mat/0612153 · arxiv_version: cond-mat/0612153v1 · doi: 10.48550/arxiv.cond-mat/0612153 · pith_short_12: MQMWNS7HZEYF · pith_short_16: MQMWNS7HZEYFBTQR · pith_short_8: MQMWNS7H

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/MQMWNS7HZEYFBTQRAKN7JAJOB6 \
  | 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: 641966cbe7c93050ce11029bf4812e0fbc54354ffa2041dce6b8d686381c4a66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c145495e1e364e95888086874fd968cdadadb2f462f814ed2c8777c91365ca6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2006-12-06T15:20:07Z",
    "title_canon_sha256": "0df57be29968c7438feedd65cd19a1bbede25dc16c74a7e0b3f9cdce2a9e1dc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0612153",
    "kind": "arxiv",
    "version": 1
  }
}