Pith Number

pith:6EK2M73R

pith:2017:6EK2M73RYWHDEPYU5SA4QKJBNL

not attested not anchored not stored refs pending

On a class of integrable systems of Monge-Amp\`ere type

Boris Doubrov, Boris Kruglikov, Eugene Ferapontov, Vladimir Novikov

arxiv:1701.02270 v1 · 2017-01-09 · nlin.SI · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6EK2M73RYWHDEPYU5SA4QKJBNL}

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	2026-05-18T00:41:37.618817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f115a67f71c58e323f14ec81c829216afe3b1c6ede736e7ace4b9c05edf4ee74

Aliases

arxiv: 1701.02270 · arxiv_version: 1701.02270v1 · doi: 10.48550/arxiv.1701.02270 · pith_short_12: 6EK2M73RYWHD · pith_short_16: 6EK2M73RYWHDEPYU · pith_short_8: 6EK2M73R

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/6EK2M73RYWHDEPYU5SA4QKJBNL \
  | 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: f115a67f71c58e323f14ec81c829216afe3b1c6ede736e7ace4b9c05edf4ee74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6513935f359269c0f3cff008b48b05797e51f3883f4637039d83356debbf091",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2017-01-09T17:25:20Z",
    "title_canon_sha256": "de3b593491520403aa67c8fbf8ad5ef4d4e1bd9583c420f83209eac3f4a9533b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02270",
    "kind": "arxiv",
    "version": 1
  }
}