Pith Number

pith:6O4SFHAI

pith:2018:6O4SFHAIQEN56BHUI3XVUQJQ2P

not attested not anchored not stored refs pending

Non-reciprocal wave phenomena in spring-mass chains with effective stiffness modulation induced by geometric nonlinearity

Michael R. Haberman, Samuel P. Wallen

arxiv:1808.04442 v1 · 2018-07-31 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6O4SFHAIQEN56BHUI3XVUQJQ2P}

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	2026-05-17T23:55:44.121594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3b9229c08811bdf04f446ef5a4130d3cb53fce7a5548c22fb21c88781ebee84

Aliases

arxiv: 1808.04442 · arxiv_version: 1808.04442v1 · doi: 10.48550/arxiv.1808.04442 · pith_short_12: 6O4SFHAIQEN5 · pith_short_16: 6O4SFHAIQEN56BHU · pith_short_8: 6O4SFHAI

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/6O4SFHAIQEN56BHUI3XVUQJQ2P \
  | 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: f3b9229c08811bdf04f446ef5a4130d3cb53fce7a5548c22fb21c88781ebee84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "333fffeced048871162cd20ef9278c15a00010d8616533eb2a714713bc4edf1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2018-07-31T18:46:31Z",
    "title_canon_sha256": "e40ae62ef304bc4f55a9f85f95ac2f73350a04f7c91126f4645ad98327c47959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04442",
    "kind": "arxiv",
    "version": 1
  }
}