Pith Number

pith:LWYWHXCI

pith:2013:LWYWHXCIY3SIAB4DJTKXZAZAKT

not attested not anchored not stored refs pending

Developing Cloud Chambers with High School Students

Nobuaki Tan, Ryo Ishizuka, Shoma Sato, Syoji Zeze

arxiv:1308.0977 v2 · 2013-08-05 · physics.ed-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{LWYWHXCIY3SIAB4DJTKXZAZAKT}

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	2026-05-18T03:07:12.117385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db163dc48c6e48007834cd57c832054e74a96aaf6fcf6cd6132e2d0f83506fc

Aliases

arxiv: 1308.0977 · arxiv_version: 1308.0977v2 · doi: 10.48550/arxiv.1308.0977 · pith_short_12: LWYWHXCIY3SI · pith_short_16: LWYWHXCIY3SIAB4D · pith_short_8: LWYWHXCI

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/LWYWHXCIY3SIAB4DJTKXZAZAKT \
  | 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: 5db163dc48c6e48007834cd57c832054e74a96aaf6fcf6cd6132e2d0f83506fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611d8ce6e528d3b2a17df4b26373374f60ae4b0a58803847160566e053165a71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2013-08-05T13:28:26Z",
    "title_canon_sha256": "36293a2bee0b4052d447992186e74d81b9e81855730e254f460280aa23b877e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0977",
    "kind": "arxiv",
    "version": 2
  }
}