Pith Number

pith:MQYHAD2C

pith:2014:MQYHAD2CEQHVVR7H2MGFQMX4YS

not attested not anchored not stored refs pending

Bifurcation of periodic solutions to the singular Yamabe problem on spheres

Bianca Santoro, Paolo Piccione, Renato G. Bettiol

arxiv:1401.7071 v3 · 2014-01-28 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQYHAD2CEQHVVR7H2MGFQMX4YS}

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	2026-05-18T00:14:16.854594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6430700f42240f5ac7e7d30c5832fcc4b55ab74e7fac0899824efada15933f00

Aliases

arxiv: 1401.7071 · arxiv_version: 1401.7071v3 · doi: 10.48550/arxiv.1401.7071 · pith_short_12: MQYHAD2CEQHV · pith_short_16: MQYHAD2CEQHVVR7H · pith_short_8: MQYHAD2C

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/MQYHAD2CEQHVVR7H2MGFQMX4YS \
  | 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: 6430700f42240f5ac7e7d30c5832fcc4b55ab74e7fac0899824efada15933f00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93759b73637029874759dfdf9362f1c3084fc461a1a3bd2ba2c3ae8144e9aa5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-28T03:09:38Z",
    "title_canon_sha256": "dc5b7d9c27516e7e83566c18381aaca8c69aba061de951e3223aaa5b369189ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7071",
    "kind": "arxiv",
    "version": 3
  }
}