Pith Number

pith:QSSIIPS3

pith:2015:QSSIIPS3EUK3P3CFZ2JGQGWRKW

not attested not anchored not stored refs pending

Filtrations on Springer fiber cohomology and Kostka polynomials

Gwyn Bellamy, Travis Schedler

arxiv:1509.02520 v2 · 2015-09-08 · math.RT · math.AG · math.CO · math.KT · 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{QSSIIPS3EUK3P3CFZ2JGQGWRKW}

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	2026-05-18T00:34:31.897597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84a4843e5b2515b7ec45ce92681ad15590cf0aeedde72dff8a3df09405e70ae6

Aliases

arxiv: 1509.02520 · arxiv_version: 1509.02520v2 · doi: 10.48550/arxiv.1509.02520 · pith_short_12: QSSIIPS3EUK3 · pith_short_16: QSSIIPS3EUK3P3CF · pith_short_8: QSSIIPS3

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/QSSIIPS3EUK3P3CFZ2JGQGWRKW \
  | 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: 84a4843e5b2515b7ec45ce92681ad15590cf0aeedde72dff8a3df09405e70ae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9f90af55cb6fe4f897ed80cdd341a87dc46558eb7b8a653b08f7263f138fbf4",
    "cross_cats_sorted": [
      "math.AG",
      "math.CO",
      "math.KT",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-09-08T20:00:45Z",
    "title_canon_sha256": "765591991f77cd02ed1d41de524b2fde1ef4cd59fbd664fa5a9a250a61cffcb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02520",
    "kind": "arxiv",
    "version": 2
  }
}