Pith Number

pith:4KCUFFM4

pith:2019:4KCUFFM4TM45ESB3NRAJHWZF3Y

not attested not anchored not stored refs pending

Local loop opening in untangled ring polymer melts: A detailed "Feynman test" of models for the large scale structure

Angelo Rosa, Ralf Everaers, Raoul D. Schram

arxiv:1902.05136 v2 · 2019-02-13 · 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{4KCUFFM4TM45ESB3NRAJHWZF3Y}

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	2026-05-17T23:51:25.655847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28542959c9b39d2483b6c4093db25de20ba13f25d69ff18dfad692cec0c53c0

Aliases

arxiv: 1902.05136 · arxiv_version: 1902.05136v2 · doi: 10.48550/arxiv.1902.05136 · pith_short_12: 4KCUFFM4TM45 · pith_short_16: 4KCUFFM4TM45ESB3 · pith_short_8: 4KCUFFM4

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/4KCUFFM4TM45ESB3NRAJHWZF3Y \
  | 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: e28542959c9b39d2483b6c4093db25de20ba13f25d69ff18dfad692cec0c53c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d63e101cd76ba01c12d0244714efd06576a33fc7c998e71bc2662b2f243bea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-02-13T21:27:46Z",
    "title_canon_sha256": "2c17e182c04c491e1f2de2735a9254ac9a3343d897f18a4dcefee803b775bfc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05136",
    "kind": "arxiv",
    "version": 2
  }
}