Pith Number

pith:7IZ2M7GP

pith:2013:7IZ2M7GPRDM42HGEE6KO64MWVI

not attested not anchored not stored refs pending

Semilinear elliptic equations admitting similarity transformations

Moshe Marcus, Mousomi Bhakta

arxiv:1307.2757 v1 · 2013-07-10 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IZ2M7GPRDM42HGEE6KO64MWVI}

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	2026-05-18T02:20:10.845242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa33a67ccf88d9cd1cc42794ef7196aa29c18324e9c1eac3bbb6161707e11690

Aliases

arxiv: 1307.2757 · arxiv_version: 1307.2757v1 · doi: 10.48550/arxiv.1307.2757 · pith_short_12: 7IZ2M7GPRDM4 · pith_short_16: 7IZ2M7GPRDM42HGE · pith_short_8: 7IZ2M7GP

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/7IZ2M7GPRDM42HGEE6KO64MWVI \
  | 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: fa33a67ccf88d9cd1cc42794ef7196aa29c18324e9c1eac3bbb6161707e11690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7efaffae1cecba6370b80524b9c7f3585c6b619f0dd4de275add0e28234823a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-07-10T11:28:17Z",
    "title_canon_sha256": "be1887607f5221b3df2f2601187d49250a525c0297537703278541a1769d3fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2757",
    "kind": "arxiv",
    "version": 1
  }
}