Pith Number

pith:QIIV7FFM

pith:1995:QIIV7FFM3Z47SAQWYAFFECKYRO

not attested not anchored not stored refs pending

Dynamical Simulation of Fluidized Beds --- Hydrodynamically Interacting Granular Particles

Hisao Hayakawa (Dept. of Physics, IL), Kengo Ichiki (Dept. of Physics, Sendai Japan), Tohoku Univ., Univ. of Illinois at Urbana-Champaign

arxiv:chao-dyn/9502021 v2 · 1995-02-28 · chao-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIIV7FFM3Z47SAQWYAFFECKYRO}

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	2026-05-18T01:07:25.017717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82115f94acde79f90216c00a5209588bbdf251d9569b3c5811bb05965caafcfc

Aliases

arxiv: chao-dyn/9502021 · arxiv_version: chao-dyn/9502021v2 · doi: 10.48550/arxiv.chao-dyn/9502021 · pith_short_12: QIIV7FFM3Z47 · pith_short_16: QIIV7FFM3Z47SAQW · pith_short_8: QIIV7FFM

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/QIIV7FFM3Z47SAQWYAFFECKYRO \
  | 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: 82115f94acde79f90216c00a5209588bbdf251d9569b3c5811bb05965caafcfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8afd740ba63ad86200ae6daebacd41088eaba1555bc86b03ff94ee559faa3a52",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1995-02-28T03:28:42Z",
    "title_canon_sha256": "fbee942467f9ba104cc2be03e6fc11eae1c6747576b519c190b107fbcb4e0327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9502021",
    "kind": "arxiv",
    "version": 2
  }
}