Pith Number

pith:R5DI2Y4G

pith:2025:R5DI2Y4G3Z7YBE6N3MJBO3JCAJ

not attested not anchored not stored refs pending

Modular intersection cohomology of Drinfeld's compactifications

Gurbir Dhillon, Pramod N. Achar, Simon Riche

arxiv:2505.17953 v1 · 2025-05-23 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5DI2Y4G3Z7YBE6N3MJBO3JCAJ}

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	2026-07-05T11:08:34.252476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f468d6386de7f8093cddb12176d220254a9f4b7395b02657af53b0e5822b3af

Aliases

arxiv: 2505.17953 · arxiv_version: 2505.17953v1 · doi: 10.48550/arxiv.2505.17953 · pith_short_12: R5DI2Y4G3Z7Y · pith_short_16: R5DI2Y4G3Z7YBE6N · pith_short_8: R5DI2Y4G

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/R5DI2Y4G3Z7YBE6N3MJBO3JCAJ \
  | 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: 8f468d6386de7f8093cddb12176d220254a9f4b7395b02657af53b0e5822b3af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60920fb4a350cb1a718dd9e2fb6e4809586990fccecb784309db5fae47e966f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2025-05-23T14:28:02Z",
    "title_canon_sha256": "a52fc343cc1a0871523e1c9f928a7189217512e6970f44599ff868c4d0d6205d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.17953",
    "kind": "arxiv",
    "version": 1
  }
}