Pith Number

pith:IFXDZT5P

pith:2011:IFXDZT5PDTCSQQTD4U7ARXTR4L

not attested not anchored not stored refs pending

How does a drinking straw balance work?

Hyunbyuk Kim, Jungwoo Park

arxiv:1104.1494 v2 · 2011-04-08 · physics.pop-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{IFXDZT5PDTCSQQTD4U7ARXTR4L}

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	2026-05-18T04:19:03.166776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416e3ccfaf1cc5284263e53e08de71e2dbc1a8b4d4fc76cacfb0601973e0a97c

Aliases

arxiv: 1104.1494 · arxiv_version: 1104.1494v2 · doi: 10.48550/arxiv.1104.1494 · pith_short_12: IFXDZT5PDTCS · pith_short_16: IFXDZT5PDTCSQQTD · pith_short_8: IFXDZT5P

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/IFXDZT5PDTCSQQTD4U7ARXTR4L \
  | 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: 416e3ccfaf1cc5284263e53e08de71e2dbc1a8b4d4fc76cacfb0601973e0a97c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cedf632926291c49da5c8253569611c6228078043178cd41a08c0d9ad9b1a60a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2011-04-08T06:28:14Z",
    "title_canon_sha256": "06570c2c2d4b3d90552153145ef436afc4029a7160b78d32a143988efa409772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1494",
    "kind": "arxiv",
    "version": 2
  }
}