Pith Number

pith:QEPLVZNO

pith:2013:QEPLVZNOTBO2X4CTLIJHBFKFGT

not attested not anchored not stored refs pending

Solution of the Boussinesq equation using evolutionary vessels

Andrey Melnikov

arxiv:1301.2573 v1 · 2013-01-11 · math.AP · math-ph · 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{QEPLVZNOTBO2X4CTLIJHBFKFGT}

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	2026-05-18T03:36:37.550529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

811ebae5ae985dabf0535a1270954534f718fc216c26f6702439da674ead40b3

Aliases

arxiv: 1301.2573 · arxiv_version: 1301.2573v1 · doi: 10.48550/arxiv.1301.2573 · pith_short_12: QEPLVZNOTBO2 · pith_short_16: QEPLVZNOTBO2X4CT · pith_short_8: QEPLVZNO

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/QEPLVZNOTBO2X4CTLIJHBFKFGT \
  | 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: 811ebae5ae985dabf0535a1270954534f718fc216c26f6702439da674ead40b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c76da44cda9c6954b73492b636ca32fcec166bc3f9a4a0a1f548ba190c275994",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-01-11T18:56:36Z",
    "title_canon_sha256": "dcaad1acdc1692dd5fd9a20bc99d6d96d9e34b20610f1dd173ddc9b2422202b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2573",
    "kind": "arxiv",
    "version": 1
  }
}