Pith Number

pith:2HGBLWRH

pith:2013:2HGBLWRHI4OCVEZ2MMB2FBVMBD

not attested not anchored not stored refs pending

Granular Dynamics during Impact

Emily Lim, Kerstin Nordstrom, Matthew Harrington, Wolfgang Losert

arxiv:1304.6419 v3 · 2013-04-23 · 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{2HGBLWRHI4OCVEZ2MMB2FBVMBD}

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	2026-05-18T02:50:03.499963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1cc15da27471c2a933a6303a286ac08e04d22b51f435501b275d72752b5df89

Aliases

arxiv: 1304.6419 · arxiv_version: 1304.6419v3 · doi: 10.48550/arxiv.1304.6419 · pith_short_12: 2HGBLWRHI4OC · pith_short_16: 2HGBLWRHI4OCVEZ2 · pith_short_8: 2HGBLWRH

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/2HGBLWRHI4OCVEZ2MMB2FBVMBD \
  | 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: d1cc15da27471c2a933a6303a286ac08e04d22b51f435501b275d72752b5df89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5454a17935b181df1e7d3e2c3bf66371c91805d26df470e49ecd1eed7d35fb9e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2013-04-23T20:41:26Z",
    "title_canon_sha256": "b72b10b7c332f996c22e861cd65e967d5a50a640f2ad038ea1f8153bad7e4ea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6419",
    "kind": "arxiv",
    "version": 3
  }
}