Pith Number

pith:KQMREAF5

pith:2011:KQMREAF5VB4YAJCROR2OGHFKA2

not attested not anchored not stored refs pending

Coefficient of Restitution as a Fluctuating Quantity

Christof Kruelle, Marina Montaine, Michael Heckel, Thomas Schwager, Thorsten Poeschel

arxiv:1104.0049 v1 · 2011-03-31 · 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{KQMREAF5VB4YAJCROR2OGHFKA2}

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	2026-05-18T02:02:41.754576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54191200bda8798024517474e31caa06ad42ab07ccd1c90a65ad1400a3aeda46

Aliases

arxiv: 1104.0049 · arxiv_version: 1104.0049v1 · doi: 10.48550/arxiv.1104.0049 · pith_short_12: KQMREAF5VB4Y · pith_short_16: KQMREAF5VB4YAJCR · pith_short_8: KQMREAF5

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/KQMREAF5VB4YAJCROR2OGHFKA2 \
  | 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: 54191200bda8798024517474e31caa06ad42ab07ccd1c90a65ad1400a3aeda46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a3a5c86b0574a2075b16cfca8051c81e0ac0c12f5116c99bd184ba80467117",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-03-31T23:48:07Z",
    "title_canon_sha256": "98151bab1bd10aa35f18d548fb1d4a5d6b52d794e3331bbc984b51978dd555aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0049",
    "kind": "arxiv",
    "version": 1
  }
}