Pith Number

pith:ED2KBJXI

pith:2016:ED2KBJXIPZ24GFYDSGMYDNO736

not attested not anchored not stored refs pending

Embedding properties of hereditarily just infinite profinite wreath products

Benjamin Klopsch, Matteo Vannacci

arxiv:1603.05381 v2 · 2016-03-17 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ED2KBJXIPZ24GFYDSGMYDNO736}

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	2026-05-18T00:50:06.890860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20f4a0a6e87e75c31703919981b5dfdfb26d1bd366e0e77f679ca587b234d021

Aliases

arxiv: 1603.05381 · arxiv_version: 1603.05381v2 · doi: 10.48550/arxiv.1603.05381 · pith_short_12: ED2KBJXIPZ24 · pith_short_16: ED2KBJXIPZ24GFYD · pith_short_8: ED2KBJXI

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/ED2KBJXIPZ24GFYDSGMYDNO736 \
  | 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: 20f4a0a6e87e75c31703919981b5dfdfb26d1bd366e0e77f679ca587b234d021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b3ff53f9dd90657a9fcca78c51cc38504d5bb3850f1be4e170c9a46ed526b16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2016-03-17T07:51:27Z",
    "title_canon_sha256": "7363388d155909c892d19acd273044ed0106a1e76563ea20c1ba2464d82aae4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05381",
    "kind": "arxiv",
    "version": 2
  }
}