Pith Number

pith:PY2LAXDD

pith:2010:PY2LAXDDRYETGS3MROM5HLJSYC

not attested not anchored not stored refs pending

The homology of simplicial complement and the cohomology of the moment-angle complexes

Qibing Zheng, Xiangjun Wang

arxiv:1006.3904 v3 · 2010-06-20 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PY2LAXDDRYETGS3MROM5HLJSYC}

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	2026-05-18T04:35:14.729703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e34b05c638e09334b6c8b99d3ad32c099a7523a05e4a2fa05b7a1a345ae9752

Aliases

arxiv: 1006.3904 · arxiv_version: 1006.3904v3 · doi: 10.48550/arxiv.1006.3904 · pith_short_12: PY2LAXDDRYET · pith_short_16: PY2LAXDDRYETGS3M · pith_short_8: PY2LAXDD

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/PY2LAXDDRYETGS3MROM5HLJSYC \
  | 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: 7e34b05c638e09334b6c8b99d3ad32c099a7523a05e4a2fa05b7a1a345ae9752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c35a99e44736e6d39e977a74867b7e508984c16e79bdf7635b35ecd44cc21da4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2010-06-20T03:26:26Z",
    "title_canon_sha256": "585a3f19008424540bf0883cd667f7052a9b72cb5947d8d8fb9f30ecbf59eb36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.3904",
    "kind": "arxiv",
    "version": 3
  }
}