Pith Number

pith:FOKSO2CE

pith:2014:FOKSO2CEYZBJZI5NMADYSJQD4F

not attested not anchored not stored refs pending

On the Hyperbolizing metric spaces

Xin Luo, Yingqing Xiao, Yueping Jiang

arxiv:1401.2112 v2 · 2014-01-09 · 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{FOKSO2CEYZBJZI5NMADYSJQD4F}

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	2026-05-18T02:28:48.041289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b95276844c6429ca3ad6007892603e166ae6c59a62bccdfb76573ac273f36f9

Aliases

arxiv: 1401.2112 · arxiv_version: 1401.2112v2 · doi: 10.48550/arxiv.1401.2112 · pith_short_12: FOKSO2CEYZBJ · pith_short_16: FOKSO2CEYZBJZI5N · pith_short_8: FOKSO2CE

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/FOKSO2CEYZBJZI5NMADYSJQD4F \
  | 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: 2b95276844c6429ca3ad6007892603e166ae6c59a62bccdfb76573ac273f36f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a454cc1327a912cc2246a991454ead783f52b8c9f9248512129ed2c47e424067",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-01-09T18:32:02Z",
    "title_canon_sha256": "89e1b61dc7bdb5db013d1b8cfe8ff9fe845b762f28f0c8343b413c154f11744d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2112",
    "kind": "arxiv",
    "version": 2
  }
}