Pith Number

pith:C36GHMQZ

pith:2014:C36GHMQZZSHOM4H3O5SCMECBR3

not attested not anchored not stored refs pending

The Nature of Scientific Proof in the Age of Simulations

Kevin Heng

arxiv:1404.6248 v1 · 2014-04-23 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C36GHMQZZSHOM4H3O5SCMECBR3}

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	2026-05-18T02:53:17.913976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16fc63b219cc8ee670fb77642610418efa0868575d594bbe5cad0f905c1fa683

Aliases

arxiv: 1404.6248 · arxiv_version: 1404.6248v1 · doi: 10.48550/arxiv.1404.6248 · pith_short_12: C36GHMQZZSHO · pith_short_16: C36GHMQZZSHOM4H3 · pith_short_8: C36GHMQZ

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/C36GHMQZZSHOM4H3O5SCMECBR3 \
  | 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: 16fc63b219cc8ee670fb77642610418efa0868575d594bbe5cad0f905c1fa683

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a518029ec3f170bb5d912c49186096dcba79f39ed7abaaab6ecfd9a75283b06",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-23T17:47:43Z",
    "title_canon_sha256": "92ddadf1c22db75da93fc49348bd30f0e5fad26bbe4decb15018df205f551db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6248",
    "kind": "arxiv",
    "version": 1
  }
}