Pith Number

pith:4A5OU53P

pith:2010:4A5OU53POYNOCFMN5QIUL67A4O

not attested not anchored not stored refs pending

Confinement induces conformational transition of semiflexible polymer rings to figure eight form

Erwin Frey, Karen Alim, Katja Ostermeir

arxiv:1004.4574 v1 · 2010-04-26 · cond-mat.soft · 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{4A5OU53POYNOCFMN5QIUL67A4O}

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	2026-05-18T03:34:36.045459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e03aea776f761ae1158dec1145fbe0e3b8b794eddc39ecdcc045352256a2263e

Aliases

arxiv: 1004.4574 · arxiv_version: 1004.4574v1 · doi: 10.48550/arxiv.1004.4574 · pith_short_12: 4A5OU53POYNO · pith_short_16: 4A5OU53POYNOCFMN · pith_short_8: 4A5OU53P

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/4A5OU53POYNOCFMN5QIUL67A4O \
  | 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: e03aea776f761ae1158dec1145fbe0e3b8b794eddc39ecdcc045352256a2263e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d71389bcbb162c4d2156b39061c88e6b47297f181d62dc6afeab042b0a09bfe",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2010-04-26T17:15:24Z",
    "title_canon_sha256": "ff9c233bbabef267342cbafca2361f956e636b0671dc64ccd01362cd3a2f719e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.4574",
    "kind": "arxiv",
    "version": 1
  }
}