Pith Number

pith:W4S3AW23

pith:2021:W4S3AW23YKSKK6CIA2WHSQMQXJ

not attested not anchored not stored refs pending

Segregation forces in dense granular flows: Closing the gap from single intruders to mixtures

Julio M. Ottino, Lu Jing, Paul B. Umbanhowar, Richard M. Lueptow, Yifei Duan

arxiv:2108.11165 v1 · 2021-08-25 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4S3AW23YKSKK6CIA2WHSQMQXJ}

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	2026-07-05T03:54:42.216629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b725b05b5bc2a4a5784806ac794190ba53cd6377bee10c874e592f466c7b270c

Aliases

arxiv: 2108.11165 · arxiv_version: 2108.11165v1 · doi: 10.48550/arxiv.2108.11165 · pith_short_12: W4S3AW23YKSK · pith_short_16: W4S3AW23YKSKK6CI · pith_short_8: W4S3AW23

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/W4S3AW23YKSKK6CIA2WHSQMQXJ \
  | 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: b725b05b5bc2a4a5784806ac794190ba53cd6377bee10c874e592f466c7b270c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6664bef76db3c31de6961f663a0c5dcb8f7c0e68729f8ec98b81bd34ddf898dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2021-08-25T10:27:51Z",
    "title_canon_sha256": "e66362f75a1d51232918b6114fbdcb0efad396bb4b9345880b6b9d7fc396f10c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.11165",
    "kind": "arxiv",
    "version": 1
  }
}