Pith Number

pith:FZ57CQBN

pith:2015:FZ57CQBNXPG5BRXTRE33QKM5GI

not attested not anchored not stored refs pending

Degrees of maps between locally symmetric spaces

Arghya Mondal, Parameswaran Sankaran

arxiv:1503.06935 v2 · 2015-03-24 · 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{FZ57CQBNXPG5BRXTRE33QKM5GI}

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	2026-05-18T02:05:23.558456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e7bf1402dbbcdd0c6f38937b8299d3208ab7f2b7bfbfacf5ace0c39066d04bc

Aliases

arxiv: 1503.06935 · arxiv_version: 1503.06935v2 · doi: 10.48550/arxiv.1503.06935 · pith_short_12: FZ57CQBNXPG5 · pith_short_16: FZ57CQBNXPG5BRXT · pith_short_8: FZ57CQBN

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/FZ57CQBNXPG5BRXTRE33QKM5GI \
  | 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: 2e7bf1402dbbcdd0c6f38937b8299d3208ab7f2b7bfbfacf5ace0c39066d04bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3c4787b510eb128944b0ee1e5aaa6594b749eb222ab5951f3294dc904a27045",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-03-24T07:38:10Z",
    "title_canon_sha256": "dd7a6ae64ba9efb4ef3e3eb81122bfd8cd4c352210fd94f807a3b56e23753a93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06935",
    "kind": "arxiv",
    "version": 2
  }
}