Pith Number

pith:SQY5G5ZE

pith:2011:SQY5G5ZEPAXHOXN7XJUUJQPIAL

not attested not anchored not stored refs pending

Volume estimate about shrinkers

Detang Zhou, Xu Cheng

arxiv:1106.4950 v2 · 2011-06-24 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQY5G5ZEPAXHOXN7XJUUJQPIAL}

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	2026-05-18T03:49:10.468727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9431d37724782e775dbfba6944c1e802e412c8537252d5e427dd818efc2242d1

Aliases

arxiv: 1106.4950 · arxiv_version: 1106.4950v2 · doi: 10.48550/arxiv.1106.4950 · pith_short_12: SQY5G5ZEPAXH · pith_short_16: SQY5G5ZEPAXHOXN7 · pith_short_8: SQY5G5ZE

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/SQY5G5ZEPAXHOXN7XJUUJQPIAL \
  | 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: 9431d37724782e775dbfba6944c1e802e412c8537252d5e427dd818efc2242d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cba4e47358a0169f94fa14b09f59d30bfb363504865ec54926859abdf7ed0e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-06-24T12:14:02Z",
    "title_canon_sha256": "6e6c9a7b179a9fcc29df2ad03b3e0b623cdb267d3f8065d9df855fce5faecd38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4950",
    "kind": "arxiv",
    "version": 2
  }
}