Pith Number

pith:R4NPZ7FM

pith:2012:R4NPZ7FMPFNOSC5DRGTX333XQB

not attested not anchored not stored refs pending

Localization and size distribution of a polymer knot confined in a channel

Chihiro H. Nakajima, Takahiro Sakaue

arxiv:1206.0632 v1 · 2012-06-04 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4NPZ7FMPFNOSC5DRGTX333XQB}

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	2026-05-18T03:54:17.063420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f1afcfcac795ae90ba389a77def77804e220faeb539f3459bcd7eb127e5290f

Aliases

arxiv: 1206.0632 · arxiv_version: 1206.0632v1 · doi: 10.48550/arxiv.1206.0632 · pith_short_12: R4NPZ7FMPFNO · pith_short_16: R4NPZ7FMPFNOSC5D · pith_short_8: R4NPZ7FM

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/R4NPZ7FMPFNOSC5DRGTX333XQB \
  | 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: 8f1afcfcac795ae90ba389a77def77804e220faeb539f3459bcd7eb127e5290f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "396aea4a6deb2969530330ccd97e52adf8710a48ece35fff7b9f581f04e7d175",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2012-06-04T14:30:34Z",
    "title_canon_sha256": "10d33a02f8a5bc4fdcc76defe64408f84dea4834a74b34fd5b6aaa9c1210a2a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0632",
    "kind": "arxiv",
    "version": 1
  }
}