Pith Number

pith:3VU4FXYU

pith:2011:3VU4FXYUCAU6XPHUIULUDPNB6M

not attested not anchored not stored refs pending

Simulating a guitar with a conventional sonometer

Christina M. Gower, Gabriele U. Varieschi, Zily Burstein

arxiv:1105.4570 v1 · 2011-05-23 · physics.class-ph · 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{3VU4FXYUCAU6XPHUIULUDPNB6M}

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	2026-05-18T02:53:54.421646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd69c2df141029ebbcf4451741bda1f33a67809452f651572d7ab60ff8ad0d8c

Aliases

arxiv: 1105.4570 · arxiv_version: 1105.4570v1 · doi: 10.48550/arxiv.1105.4570 · pith_short_12: 3VU4FXYUCAU6 · pith_short_16: 3VU4FXYUCAU6XPHU · pith_short_8: 3VU4FXYU

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/3VU4FXYUCAU6XPHUIULUDPNB6M \
  | 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: dd69c2df141029ebbcf4451741bda1f33a67809452f651572d7ab60ff8ad0d8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca419a33bdd569a094cbb3542790efce1b296331232c3628f4cde29c83181252",
    "cross_cats_sorted": [
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2011-05-23T17:28:33Z",
    "title_canon_sha256": "00c5011824d6d720d881ecf8b1ead5152824c4c513309994cc3d1ee6987388f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4570",
    "kind": "arxiv",
    "version": 1
  }
}