Pith Number

pith:D45UDFJR

pith:2017:D45UDFJRRFMFJQK6OOLIUSWXDN

not attested not anchored not stored refs pending

Locally C-Nash groups

El\'ias Baro, Juan De Vicente, Margarita Otero

arxiv:1707.08171 v3 · 2017-07-22 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D45UDFJRRFMFJQK6OOLIUSWXDN}

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	2026-05-18T00:06:12.305360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f3b419531895854c15e73968a4ad71b689804c07fc14ec27879fcc9c0ac674a

Aliases

arxiv: 1707.08171 · arxiv_version: 1707.08171v3 · doi: 10.48550/arxiv.1707.08171 · pith_short_12: D45UDFJRRFMF · pith_short_16: D45UDFJRRFMFJQK6 · pith_short_8: D45UDFJR

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/D45UDFJRRFMFJQK6OOLIUSWXDN \
  | 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: 1f3b419531895854c15e73968a4ad71b689804c07fc14ec27879fcc9c0ac674a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a049972a11b469790b1835f8816da4ed73d683929edcfbd9750465895ddbdc4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-07-22T13:42:13Z",
    "title_canon_sha256": "fbeb4f53fcc2b3236ee143b955154881ad246481ca4c5b82a8aaf22ced84b1ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08171",
    "kind": "arxiv",
    "version": 3
  }
}