Pith Number

pith:JHASQ5SF

pith:2014:JHASQ5SFT2KG5U5JGD3H33MVVQ

not attested not anchored not stored refs pending

Compact presentability of tree almost automorphism groups

Adrien Le Boudec

arxiv:1402.5652 v3 · 2014-02-23 · 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{JHASQ5SFT2KG5U5JGD3H33MVVQ}

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	2026-05-18T01:12:21.514459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49c12876459e946ed3a930f67ded95ac0e1f6e08b0ca4c49ca4b643c7200f301

Aliases

arxiv: 1402.5652 · arxiv_version: 1402.5652v3 · doi: 10.48550/arxiv.1402.5652 · pith_short_12: JHASQ5SFT2KG · pith_short_16: JHASQ5SFT2KG5U5J · pith_short_8: JHASQ5SF

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/JHASQ5SFT2KG5U5JGD3H33MVVQ \
  | 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: 49c12876459e946ed3a930f67ded95ac0e1f6e08b0ca4c49ca4b643c7200f301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec2578192e4b063c39ead530fc72f1f52f20d73826b8ef6983654ae16796aa77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-02-23T19:00:14Z",
    "title_canon_sha256": "6535af5921908c6d88e0e28f13706b2de54e2f99f8e1e842b5f181e4df1a80d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5652",
    "kind": "arxiv",
    "version": 3
  }
}