Pith Number

pith:RJXVRJCL

pith:2013:RJXVRJCLAW7F7RO5VA7NJ6MMTI

not attested not anchored not stored refs pending

Numerical simulations of granular dynamics. I. Hard-sphere discrete element method and tests

Derek C. Richardson, Kevin J. Walsh, Naomi Murdoch, Patrick Michel

arxiv:1306.2528 v1 · 2013-06-11 · astro-ph.EP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJXVRJCLAW7F7RO5VA7NJ6MMTI}

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	2026-05-18T03:21:11.216732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6f58a44b05be5fc5dda83ed4f98c9a3680d09a4ba2c5561d1e67c4cee912f4

Aliases

arxiv: 1306.2528 · arxiv_version: 1306.2528v1 · doi: 10.48550/arxiv.1306.2528 · pith_short_12: RJXVRJCLAW7F · pith_short_16: RJXVRJCLAW7F7RO5 · pith_short_8: RJXVRJCL

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/RJXVRJCLAW7F7RO5VA7NJ6MMTI \
  | 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: 8a6f58a44b05be5fc5dda83ed4f98c9a3680d09a4ba2c5561d1e67c4cee912f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36f14cc0939275370369917cccbe302c81d62a5d769adb7c3e9eda85c7d76f76",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-06-11T14:03:55Z",
    "title_canon_sha256": "6c0579a8e7f30de37666391399beafac89b5b8de779ef632a967e1edadc82c81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2528",
    "kind": "arxiv",
    "version": 1
  }
}