Pith Number

pith:XAXPDX7N

pith:2012:XAXPDX7NZRHK5UQVLPYXQTCO3G

not attested not anchored not stored refs pending

Simulation of impact and fragmentation with the material point method

Biswajit Banerjee, James E. Guilkey, John A. Schmidt, Patrick A. McMurtry, Todd B. Harman

arxiv:1201.2452 v1 · 2012-01-12 · physics.comp-ph · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAXPDX7NZRHK5UQVLPYXQTCO3G}

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	2026-05-18T04:04:44.389229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b82ef1dfedcc4eaed2155bf1784c4ed992523de286c0f47ebe7d2759604b85a3

Aliases

arxiv: 1201.2452 · arxiv_version: 1201.2452v1 · doi: 10.48550/arxiv.1201.2452 · pith_short_12: XAXPDX7NZRHK · pith_short_16: XAXPDX7NZRHK5UQV · pith_short_8: XAXPDX7N

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/XAXPDX7NZRHK5UQVLPYXQTCO3G \
  | 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: b82ef1dfedcc4eaed2155bf1784c4ed992523de286c0f47ebe7d2759604b85a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5272eadba83b8c1111004aa0e0e9fb2efe93204af1b1ccba95ca90bf8ec311bf",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2012-01-12T00:30:47Z",
    "title_canon_sha256": "9373e15c79e11a7c302befd3f9d9d5fcf4a35fc675f48830d52fd98f852a8bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2452",
    "kind": "arxiv",
    "version": 1
  }
}