Pith Number

pith:A4EHGTY5

pith:2020:A4EHGTY5QLLB7JPIBYPXCWI3QH

not attested not anchored not stored refs pending

Reflection Groups and Rigidity of Quadratic Poisson Algebras

Jason Gaddis, Padmini Veerapen, Xingting Wang

arxiv:2006.09280 v3 · 2020-06-16 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4EHGTY5QLLB7JPIBYPXCWI3QH}

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	2026-07-05T06:24:42.352367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0708734f1d82d61fa5e80e1f71591b81e2a0aaf7a8d14c6fbbd49d147dd5e013

Aliases

arxiv: 2006.09280 · arxiv_version: 2006.09280v3 · doi: 10.48550/arxiv.2006.09280 · pith_short_12: A4EHGTY5QLLB · pith_short_16: A4EHGTY5QLLB7JPI · pith_short_8: A4EHGTY5

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/A4EHGTY5QLLB7JPIBYPXCWI3QH \
  | 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: 0708734f1d82d61fa5e80e1f71591b81e2a0aaf7a8d14c6fbbd49d147dd5e013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8521155550e4779b12a7f19a75349acdf1f2f3596898037bcb8e61ad6468eb53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2020-06-16T16:20:28Z",
    "title_canon_sha256": "5bf5212da2b5a2493867afcde2e5cab9f37f6af0a2adde19d4826af865c3df07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.09280",
    "kind": "arxiv",
    "version": 3
  }
}