Pith Number

pith:VZ4TNP36

pith:2013:VZ4TNP36DDVGNRVNY7XETMQ3XX

not attested not anchored not stored refs pending

Information erasure in copolymers

David Andrieux, Pierre Gaspard

arxiv:1305.4488 v2 · 2013-05-20 · 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{VZ4TNP36DDVGNRVNY7XETMQ3XX}

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	2026-05-18T01:49:48.800413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae7936bf7e18ea66c6adc7ee49b21bbde23c725a5420cdf0c9b1056defd7110e

Aliases

arxiv: 1305.4488 · arxiv_version: 1305.4488v2 · doi: 10.48550/arxiv.1305.4488 · pith_short_12: VZ4TNP36DDVG · pith_short_16: VZ4TNP36DDVGNRVN · pith_short_8: VZ4TNP36

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/VZ4TNP36DDVGNRVNY7XETMQ3XX \
  | 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: ae7936bf7e18ea66c6adc7ee49b21bbde23c725a5420cdf0c9b1056defd7110e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3a943c2c58222b22263778ec5e024d16ab5958a4a6046377de268d58e6cfc90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2013-05-20T10:23:51Z",
    "title_canon_sha256": "1717c1749e4d9b836a4261641fe7c27c0934476d80bb67a3493017a2ea52abc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4488",
    "kind": "arxiv",
    "version": 2
  }
}