Pith Number

pith:DBIG3MP4

pith:2015:DBIG3MP45J7Q7LC5EM5FMFSXFC

not attested not anchored not stored refs pending

Alternative integrable discretisation of Korteweg de Vries equation

A. S. Carstea, Nicoleta-Corina Babalic

arxiv:1508.04654 v2 · 2015-08-19 · 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{DBIG3MP45J7Q7LC5EM5FMFSXFC}

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	2026-05-18T01:34:56.763344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18506db1fcea7f0fac5d233a561657288f25e9b9a8de4704a60375470ba43c47

Aliases

arxiv: 1508.04654 · arxiv_version: 1508.04654v2 · doi: 10.48550/arxiv.1508.04654 · pith_short_12: DBIG3MP45J7Q · pith_short_16: DBIG3MP45J7Q7LC5 · pith_short_8: DBIG3MP4

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/DBIG3MP45J7Q7LC5EM5FMFSXFC \
  | 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: 18506db1fcea7f0fac5d233a561657288f25e9b9a8de4704a60375470ba43c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77a26006434742ac4a2dc8c20bd6d3bd1a73c10a06db5ea448d5ae27faed2e8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-08-19T14:19:52Z",
    "title_canon_sha256": "1ba38871a2c6580b5baa3366a7c1fe813f2d86997b54911d96d28bfa24126802"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04654",
    "kind": "arxiv",
    "version": 2
  }
}