Pith Number

pith:BQSOFZ4V

pith:2019:BQSOFZ4VCAERPMUBDHYTE2JFWG

not attested not anchored not stored refs pending

Exact hopping and collision times for two hard discs in a box

David P. Sanders, Rosa Rodr\'iguez-Mota, Wilhelm P. K. Zapfe

arxiv:1908.04749 v1 · 2019-08-13 · nlin.CD · 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{BQSOFZ4VCAERPMUBDHYTE2JFWG}

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	2026-07-04T23:57:51.902028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c24e2e795100917b28119f1326925b18dc09323f47c54889df3434f2b3a2d7b

Aliases

arxiv: 1908.04749 · arxiv_version: 1908.04749v1 · doi: 10.48550/arxiv.1908.04749 · pith_short_12: BQSOFZ4VCAER · pith_short_16: BQSOFZ4VCAERPMUB · pith_short_8: BQSOFZ4V

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/BQSOFZ4VCAERPMUBDHYTE2JFWG \
  | 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: 0c24e2e795100917b28119f1326925b18dc09323f47c54889df3434f2b3a2d7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3054f12336198d7e5c7925f7ec83a17dfe127f3d276db1afaeec0595e66be8e2",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2019-08-13T17:13:29Z",
    "title_canon_sha256": "cf1655dfa9557166ba09c0409b06bad5fe963a07f76ab4b6a0bd5a647bf2ddad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04749",
    "kind": "arxiv",
    "version": 1
  }
}