Pith Number

pith:5JBP4KAO

pith:2015:5JBP4KAOJKHUIM2NSK3BMHB5Y5

not attested not anchored not stored refs pending

Effective Wall Friction in Wall-Bounded 3D Dense Granular Flows

Patrick Richard, Riccardo Artoni

arxiv:1509.07800 v1 · 2015-09-25 · cond-mat.soft · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5JBP4KAOJKHUIM2NSK3BMHB5Y5}

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	2026-05-18T01:28:45.624650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea42fe280e4a8f44334d92b6161c3dc773c1aa07e03d0582ecf87b4148358852

Aliases

arxiv: 1509.07800 · arxiv_version: 1509.07800v1 · doi: 10.48550/arxiv.1509.07800 · pith_short_12: 5JBP4KAOJKHU · pith_short_16: 5JBP4KAOJKHUIM2N · pith_short_8: 5JBP4KAO

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/5JBP4KAOJKHUIM2NSK3BMHB5Y5 \
  | 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: ea42fe280e4a8f44334d92b6161c3dc773c1aa07e03d0582ecf87b4148358852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4598935a23dcd29689809ecdbcc9806fb9cae3cd6461019aa5377f81c1c2f38",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2015-09-25T17:34:23Z",
    "title_canon_sha256": "a538c13036dcaeb330d3b5832d0596024a57798f7dd0b9c0c85e24736eb33031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07800",
    "kind": "arxiv",
    "version": 1
  }
}