Pith Number

pith:CMR5ELVH

pith:2010:CMR5ELVHH2ROZQ6DHNJYOSAHFO

not attested not anchored not stored refs pending

The Schwarzian variable associated with discrete KdV-type equations

James Atkinson, Nalini Joshi

arxiv:1010.1916 v1 · 2010-10-10 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMR5ELVHH2ROZQ6DHNJYOSAHFO}

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	2026-05-18T04:39:30.058937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1323d22ea73ea2ecc3c33b538748072b9cfa13930186a7256a318fb437c7708c

Aliases

arxiv: 1010.1916 · arxiv_version: 1010.1916v1 · doi: 10.48550/arxiv.1010.1916 · pith_short_12: CMR5ELVHH2RO · pith_short_16: CMR5ELVHH2ROZQ6D · pith_short_8: CMR5ELVH

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/CMR5ELVHH2ROZQ6DHNJYOSAHFO \
  | 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: 1323d22ea73ea2ecc3c33b538748072b9cfa13930186a7256a318fb437c7708c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cddeaca805f22266abcadb750b8236d5134c9b6026b83cbfa8e4a374a52ac15c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-10-10T12:14:23Z",
    "title_canon_sha256": "6cbd200fdc3ed5799bcd4d90ed2298dddfc283e21e93e24c4cbcebdf4dd46d3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1916",
    "kind": "arxiv",
    "version": 1
  }
}