Pith Number

pith:7VLNN473

pith:2012:7VLNN473HT2ZORF6LURGXLVFL3

not attested not anchored not stored refs pending

Uniform Versions of Index for Uniform Spaces with Free Involutions

Jaspreet Kaur

arxiv:1207.4852 v2 · 2012-07-20 · math.AT · 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{7VLNN473HT2ZORF6LURGXLVFL3}

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	2026-05-18T03:06:03.631115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd56d6f3fb3cf59744be5d226baea55edc36e664c9445db62821b03316e754bc

Aliases

arxiv: 1207.4852 · arxiv_version: 1207.4852v2 · doi: 10.48550/arxiv.1207.4852 · pith_short_12: 7VLNN473HT2Z · pith_short_16: 7VLNN473HT2ZORF6 · pith_short_8: 7VLNN473

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/7VLNN473HT2ZORF6LURGXLVFL3 \
  | 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: fd56d6f3fb3cf59744be5d226baea55edc36e664c9445db62821b03316e754bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bd4a060d2fb5b85e8696ff98ef9af0871286c9d5d87a36bbd106636a009d310",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-07-20T05:05:37Z",
    "title_canon_sha256": "343bffbb4a6c67ea9a21cbc937726844154bb6ece596e2cc1922d5293825fd86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4852",
    "kind": "arxiv",
    "version": 2
  }
}