Pith Number

pith:PFHXCURF

pith:2015:PFHXCURFW4VZJK3OL54RAVX6TD

not attested not anchored not stored refs pending

Traveling and standing waves in coupled pendula and Newton's cradle

Carlos Garc\'ia-Azpeitia

arxiv:1503.07391 v6 · 2015-03-25 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFHXCURFW4VZJK3OL54RAVX6TD}

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	2026-05-18T01:10:33.474124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794f715225b72b94ab6e5f791056fe98fe91d9163e2c86abd6e9bdc8d18467b8

Aliases

arxiv: 1503.07391 · arxiv_version: 1503.07391v6 · doi: 10.48550/arxiv.1503.07391 · pith_short_12: PFHXCURFW4VZ · pith_short_16: PFHXCURFW4VZJK3O · pith_short_8: PFHXCURF

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/PFHXCURFW4VZJK3OL54RAVX6TD \
  | 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: 794f715225b72b94ab6e5f791056fe98fe91d9163e2c86abd6e9bdc8d18467b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6db42d46f59709b1ded66a8bd043e142b9ee292b3ecf76f32616176732936fe5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-03-25T14:21:55Z",
    "title_canon_sha256": "8c2f9249ba547a194e8bc299feba750f6dddc732b3958d88b8887d92490c0a90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07391",
    "kind": "arxiv",
    "version": 6
  }
}