Pith Number

pith:73ZJYESR

pith:2016:73ZJYESR6QOHNTXDALK3J42GE3

not attested not anchored not stored refs pending

Small oscillations of the pendulum, Euler's method, and adequality

Karin U. Katz, Mikhail G. Katz, Tahl Nowik, Vladimir Kanovei

arxiv:1604.06663 v1 · 2016-04-13 · math.HO · math-ph · math.LO · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73ZJYESR6QOHNTXDALK3J42GE3}

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	2026-05-18T00:49:34.581502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fef29c1251f41c76cee302d5b4f34626d8b1618d2afd2a1abf3b9d465d27eed0

Aliases

arxiv: 1604.06663 · arxiv_version: 1604.06663v1 · doi: 10.48550/arxiv.1604.06663 · pith_short_12: 73ZJYESR6QOH · pith_short_16: 73ZJYESR6QOHNTXD · pith_short_8: 73ZJYESR

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/73ZJYESR6QOHNTXDALK3J42GE3 \
  | 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: fef29c1251f41c76cee302d5b4f34626d8b1618d2afd2a1abf3b9d465d27eed0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04130b9f17baa464c5ce6a35c349d404a55894a4527a1eaf1d61c1e1fe2bd352",
    "cross_cats_sorted": [
      "math-ph",
      "math.LO",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2016-04-13T16:06:52Z",
    "title_canon_sha256": "f2f2f0f3adbdc48423a1cb8c0ef7c860e8c164cbc883305fddc73cee0f425ee3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06663",
    "kind": "arxiv",
    "version": 1
  }
}