Pith Number

pith:F4XH32CK

pith:2009:F4XH32CKHBK4WRA6ACP4CDJZYU

not attested not anchored not stored refs pending

How proteins squeeze through polymer networks: a Cartesian lattice study

Annika Wedemeier, Chen-Xu Wu, Holger Merlitz, J\"org Langowski

arxiv:0905.1208 v1 · 2009-05-08 · physics.bio-ph · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4XH32CKHBK4WRA6ACP4CDJZYU}

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	2026-05-18T02:13:46.480668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2e7de84a3855cb441e009fc10d39c509ac3c8bf9ca9b9ae66a91babd1e97db

Aliases

arxiv: 0905.1208 · arxiv_version: 0905.1208v1 · doi: 10.48550/arxiv.0905.1208 · pith_short_12: F4XH32CKHBK4 · pith_short_16: F4XH32CKHBK4WRA6 · pith_short_8: F4XH32CK

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/F4XH32CKHBK4WRA6ACP4CDJZYU \
  | 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: 2f2e7de84a3855cb441e009fc10d39c509ac3c8bf9ca9b9ae66a91babd1e97db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2563d15f0eadc670af9a60e6652f96b9cf846af41791b91a70fbe55bedaa131",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2009-05-08T09:24:26Z",
    "title_canon_sha256": "06012efdb384c86c567fa5e709d11b5a9a2641ba39d91c8bca399cf99136d580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1208",
    "kind": "arxiv",
    "version": 1
  }
}