Pith Number

pith:53UZSPZS

pith:2013:53UZSPZSCF5XKSQ355EQCA74S4

not attested not anchored not stored refs pending

Domino Magnification

J. M. J. van Leeuwen

arxiv:1301.0615 v2 · 2013-01-03 · physics.pop-ph · physics.class-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{53UZSPZSCF5XKSQ355EQCA74S4}

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	2026-05-18T03:35:25.093103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eee9993f32117b754a1bef490103fc971ec6fdf719f4d680f39c74ed2d74e40d

Aliases

arxiv: 1301.0615 · arxiv_version: 1301.0615v2 · doi: 10.48550/arxiv.1301.0615 · pith_short_12: 53UZSPZSCF5X · pith_short_16: 53UZSPZSCF5XKSQ3 · pith_short_8: 53UZSPZS

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/53UZSPZSCF5XKSQ355EQCA74S4 \
  | 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: eee9993f32117b754a1bef490103fc971ec6fdf719f4d680f39c74ed2d74e40d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "173cc6cb1a867490480bb51ae4f31568a23ee30a9dbd35a4741896af384f4263",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2013-01-03T13:01:41Z",
    "title_canon_sha256": "dd9e595172c400561be3154475d59f13f71e9594c47975560fb42a1fc012281f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0615",
    "kind": "arxiv",
    "version": 2
  }
}