Pith Number

pith:NMEKB2OU

pith:2015:NMEKB2OU7V64CGLTKIJQQO3ARN

not attested not anchored not stored refs pending

On a smooth compactification of PSL(n, C)/T

D. S. Nagaraj, Indranil Biswas, S. Senthamarai Kannan

arxiv:1501.04031 v1 · 2015-01-16 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMEKB2OU7V64CGLTKIJQQO3ARN}

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	2026-05-18T01:19:03.762827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b08a0e9d4fd7dc119735213083b608b576d90a8b220cf3a44e805b653d586af

Aliases

arxiv: 1501.04031 · arxiv_version: 1501.04031v1 · doi: 10.48550/arxiv.1501.04031 · pith_short_12: NMEKB2OU7V64 · pith_short_16: NMEKB2OU7V64CGLT · pith_short_8: NMEKB2OU

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/NMEKB2OU7V64CGLTKIJQQO3ARN \
  | 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: 6b08a0e9d4fd7dc119735213083b608b576d90a8b220cf3a44e805b653d586af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de7d7ed320d40e4b50c58bc841675618be902a0da6db83ec534ea02ba2b37f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-01-16T16:20:28Z",
    "title_canon_sha256": "6f1ce6a008bcb577e3e01f85a1dbc2e36123ebb2d9a749a96f77c88946a0f337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04031",
    "kind": "arxiv",
    "version": 1
  }
}