Pith Number

pith:CY7P5TS7

pith:2012:CY7P5TS724YF3YS42WX5SU2OQJ

not attested not anchored not stored refs pending

Old and new about equidistant sets and generalized conics

Mario Ponce, Patricio Santib\'a\~nez

arxiv:1201.2582 v1 · 2012-01-11 · 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{CY7P5TS724YF3YS42WX5SU2OQJ}

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	2026-05-18T04:04:44.084370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

163efece5fd7305de25cd5afd9534e82690dd83514372706009b87eff981624c

Aliases

arxiv: 1201.2582 · arxiv_version: 1201.2582v1 · doi: 10.48550/arxiv.1201.2582 · pith_short_12: CY7P5TS724YF · pith_short_16: CY7P5TS724YF3YS4 · pith_short_8: CY7P5TS7

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/CY7P5TS724YF3YS42WX5SU2OQJ \
  | 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: 163efece5fd7305de25cd5afd9534e82690dd83514372706009b87eff981624c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15737d50eaf4d2f5defc476a3af2b782fe6c85cd4ca0d73cb39676e1719557a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2012-01-11T18:31:33Z",
    "title_canon_sha256": "80417ef8cf20c4da88e496ef38ff35954e0917a9a343a25612411327d002b768"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2582",
    "kind": "arxiv",
    "version": 1
  }
}