Pith Number

pith:FTL7MKIJ

pith:2018:FTL7MKIJYSBWZCDIBAC6PQMOTD

not attested not anchored not stored refs pending

Reducible characteristic cycles of Harish-Chandra modules for $\mathrm{U}(p,q)$ and the Kashiwara-Saito singularity

Leticia Barchini, Peter E. Trapa, Petr Somberg

arxiv:1801.03465 v2 · 2018-01-10 · math.RT · math.AG · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTL7MKIJYSBWZCDIBAC6PQMOTD}

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	2026-05-17T23:59:17.736766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cd7f62909c4836c88680805e7c18e98c5987ebc886555fa2c00ce8c207aa6ce

Aliases

arxiv: 1801.03465 · arxiv_version: 1801.03465v2 · doi: 10.48550/arxiv.1801.03465 · pith_short_12: FTL7MKIJYSBW · pith_short_16: FTL7MKIJYSBWZCDI · pith_short_8: FTL7MKIJ

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/FTL7MKIJYSBWZCDIBAC6PQMOTD \
  | 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: 2cd7f62909c4836c88680805e7c18e98c5987ebc886555fa2c00ce8c207aa6ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82eb3c518dfcf8c9737cb4adf8ee1c5fd22098ecd710c0d3b1d04a7021157181",
    "cross_cats_sorted": [
      "math.AG",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-01-10T17:25:44Z",
    "title_canon_sha256": "2941e93de4630de22144a90a67c3a82e3cddb796a7dba08cc2c60847ac3f0fa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03465",
    "kind": "arxiv",
    "version": 2
  }
}