Pith Number

pith:A3VDB5SC

pith:2012:A3VDB5SCTASD6KTNTIMRAKXNMG

not attested not anchored not stored refs pending

On the exactness of Kostant-Kirillov form and the second cohomology of nilpotent orbits

Indranil Biswas, Pralay Chatterjee

arxiv:1203.6018 v1 · 2012-03-27 · math.GR · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A3VDB5SCTASD6KTNTIMRAKXNMG}

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	2026-05-18T03:59:12.719700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06ea30f64298243f2a6d9a19102aed61822921ef82713ebb17627ff043c5f665

Aliases

arxiv: 1203.6018 · arxiv_version: 1203.6018v1 · doi: 10.48550/arxiv.1203.6018 · pith_short_12: A3VDB5SCTASD · pith_short_16: A3VDB5SCTASD6KTN · pith_short_8: A3VDB5SC

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/A3VDB5SCTASD6KTNTIMRAKXNMG \
  | 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: 06ea30f64298243f2a6d9a19102aed61822921ef82713ebb17627ff043c5f665

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ca327a522d5ed50357c171bd7378ae15911ba2a2b40b7fade1bd5058ecbfd57",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2012-03-27T16:41:39Z",
    "title_canon_sha256": "b8ac51e6971b43912090612bfd5eae841f19b7903129ffa1839a377d96c6b76c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6018",
    "kind": "arxiv",
    "version": 1
  }
}