Pith Number

pith:WNXT2AHM

pith:2011:WNXT2AHM4WD6W2Q36XU6THWGD2

not attested not anchored not stored refs pending

Review of sound card photogates

J\'anos Mell\'ar, P\'eter Makra, R\'obert Mingesz, Zolt\'an Gingl

arxiv:1103.1760 v1 · 2011-03-09 · physics.pop-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNXT2AHM4WD6W2Q36XU6THWGD2}

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	2026-05-18T02:56:21.556254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b36f3d00ece587eb6a1bf5e9e99ec61e9286fc88350f250bd8986feca5bc2baa

Aliases

arxiv: 1103.1760 · arxiv_version: 1103.1760v1 · doi: 10.48550/arxiv.1103.1760 · pith_short_12: WNXT2AHM4WD6 · pith_short_16: WNXT2AHM4WD6W2Q3 · pith_short_8: WNXT2AHM

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/WNXT2AHM4WD6W2Q36XU6THWGD2 \
  | 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: b36f3d00ece587eb6a1bf5e9e99ec61e9286fc88350f250bd8986feca5bc2baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "152235114f7ec656571b06fed7dd0de68c33d5f2f67e173097779c4869c721e3",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2011-03-09T11:36:07Z",
    "title_canon_sha256": "32e29838d90aed703ed083d651de6c82cc849fc04052bef702ec0fe89a813e84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1760",
    "kind": "arxiv",
    "version": 1
  }
}