Pith Number

pith:NE2UH64N

pith:2009:NE2UH64NOUEL3FVB7ZWTWSCW74

not attested not anchored not stored refs pending

A note on the commutativity of inverse limit and orbit map

Mahender Singh

arxiv:0905.3029 v2 · 2009-05-19 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NE2UH64NOUEL3FVB7ZWTWSCW74}

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	2026-05-18T04:18:46.345754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

693543fb8d7508bd96a1fe6d3b4856ff2f888d3d44087b8b656e3252e81e747f

Aliases

arxiv: 0905.3029 · arxiv_version: 0905.3029v2 · doi: 10.48550/arxiv.0905.3029 · pith_short_12: NE2UH64NOUEL · pith_short_16: NE2UH64NOUEL3FVB · pith_short_8: NE2UH64N

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/NE2UH64NOUEL3FVB7ZWTWSCW74 \
  | 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: 693543fb8d7508bd96a1fe6d3b4856ff2f888d3d44087b8b656e3252e81e747f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2401362b0457f5495fb927601029cb990c9e9ed0343c7999e00a5c8763e10777",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2009-05-19T06:18:07Z",
    "title_canon_sha256": "8ffcac07efd4fb350ae70b7205cc05b943c5a0c321f1cf23dedad7ee1297f6c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3029",
    "kind": "arxiv",
    "version": 2
  }
}