Pith Number

pith:RSA6VYNN

pith:2009:RSA6VYNN6EL2QNSKCMGU7BXMV4

not attested not anchored not stored refs pending

Moment-angle complexes from simplicial posets

Taras Panov, Zhi Lu

arxiv:0912.2219 v3 · 2009-12-11 · math.AT · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RSA6VYNN6EL2QNSKCMGU7BXMV4}

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	2026-05-18T04:22:02.532516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c81eae1adf117a8364a130d4f86ecaf25ce3e0ca6718b344f993be07dae9530

Aliases

arxiv: 0912.2219 · arxiv_version: 0912.2219v3 · doi: 10.48550/arxiv.0912.2219 · pith_short_12: RSA6VYNN6EL2 · pith_short_16: RSA6VYNN6EL2QNSK · pith_short_8: RSA6VYNN

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/RSA6VYNN6EL2QNSKCMGU7BXMV4 \
  | 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: 8c81eae1adf117a8364a130d4f86ecaf25ce3e0ca6718b344f993be07dae9530

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c151d4ec2a28aab6a3f1931d63cb3e56198f4cb13ce5fe28702062f0b25d43bd",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2009-12-11T12:56:23Z",
    "title_canon_sha256": "154665305862a86372bfd4edeb412de14cb735de43e7c223296196dfec2482d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2219",
    "kind": "arxiv",
    "version": 3
  }
}