Pith Number

pith:PFXGCZUM

pith:2014:PFXGCZUMF6DRWY5YSMEDOU3TPB

not attested not anchored not stored refs pending

Metrics with conic singularities and spherical polygons

Alexandre Eremenko, Andrei Gabrielov, Vitaly Tarasov

arxiv:1405.1738 v1 · 2014-05-07 · math.CV · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFXGCZUMF6DRWY5YSMEDOU3TPB}

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	2026-05-18T01:24:11.232134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

796e61668c2f871b63b893083753737850958480d979fe25556eaa5891d1e69c

Aliases

arxiv: 1405.1738 · arxiv_version: 1405.1738v1 · doi: 10.48550/arxiv.1405.1738 · pith_short_12: PFXGCZUMF6DR · pith_short_16: PFXGCZUMF6DRWY5Y · pith_short_8: PFXGCZUM

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/PFXGCZUMF6DRWY5YSMEDOU3TPB \
  | 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: 796e61668c2f871b63b893083753737850958480d979fe25556eaa5891d1e69c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "578fb2aff66394c0ae134b171bfe350bb1cdb12ac244a8328d8ce670bc935e20",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2014-05-07T20:06:53Z",
    "title_canon_sha256": "40878c0c2ba61df2b61350ab32070b9e7b51b42e7edd1bc42cddf40640464745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1738",
    "kind": "arxiv",
    "version": 1
  }
}