Pith Number

pith:PFKYYIZY

pith:2014:PFKYYIZYH25QPWGBBUPR45CD6L

not attested not anchored not stored refs pending

Huygens synchronization of two pendulum clocks

Henrique M. Oliveira, Lu\'is V. Melo

arxiv:1410.7926 v1 · 2014-10-29 · physics.class-ph · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFKYYIZYH25QPWGBBUPR45CD6L}

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	2026-05-18T01:09:37.297822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79558c23383ebb07d8c10d1f1e7443f2f942b655150a7a6e76d41bfbfde66192

Aliases

arxiv: 1410.7926 · arxiv_version: 1410.7926v1 · doi: 10.48550/arxiv.1410.7926 · pith_short_12: PFKYYIZYH25Q · pith_short_16: PFKYYIZYH25QPWGB · pith_short_8: PFKYYIZY

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/PFKYYIZYH25QPWGBBUPR45CD6L \
  | 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: 79558c23383ebb07d8c10d1f1e7443f2f942b655150a7a6e76d41bfbfde66192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e75b22800f8a8348f06c05b110ceb15f0efc3ca4de20b94b9228a5806bf55e8",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2014-10-29T10:52:09Z",
    "title_canon_sha256": "d32b0a00592a37bae719fa9e5b43af81db2dac409a2c2c501d02d7dee4520ee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7926",
    "kind": "arxiv",
    "version": 1
  }
}