Pith Number

pith:2WL4H56U

pith:2014:2WL4H56UGSUFPNLJN6LHQFNJAI

not attested not anchored not stored refs pending

Easy Java Simulation, an innovative tool for teachers as designers of gravity-physics computer models

Ee-Peow Lim, Giam Hwee Goh, Loo Kang Wee

arxiv:1401.3061 v2 · 2014-01-14 · physics.ed-ph · physics.comp-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{2WL4H56UGSUFPNLJN6LHQFNJAI}

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	2026-05-18T03:00:48.883210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d597c3f7d434a857b5696f967815a90224ce1fb5b6832afe89a64b0bc8b61799

Aliases

arxiv: 1401.3061 · arxiv_version: 1401.3061v2 · doi: 10.48550/arxiv.1401.3061 · pith_short_12: 2WL4H56UGSUF · pith_short_16: 2WL4H56UGSUFPNLJ · pith_short_8: 2WL4H56U

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/2WL4H56UGSUFPNLJN6LHQFNJAI \
  | 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: d597c3f7d434a857b5696f967815a90224ce1fb5b6832afe89a64b0bc8b61799

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63afb39e3ce7b225bd29ceb67c0144d71412f800463ada67fbf27a7fbda72b92",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2014-01-14T04:36:00Z",
    "title_canon_sha256": "e53ab4905d4e07507be049469441c6c08917b88a179937047aa1c3d8333e3418"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3061",
    "kind": "arxiv",
    "version": 2
  }
}