Pith Number

pith:23EC6KJU

pith:2015:23EC6KJU7YDHL2DYM44VJOU52G

not attested not anchored not stored refs pending

Rapoport-Zink spaces for spinor groups

B. Howard, G. Pappas

arxiv:1509.03914 v2 · 2015-09-14 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23EC6KJU7YDHL2DYM44VJOU52G}

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	2026-05-17T23:53:13.626131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6c82f2934fe0675e878673954ba9dd192fbea3372aee0c27a21877bd5a31c67

Aliases

arxiv: 1509.03914 · arxiv_version: 1509.03914v2 · doi: 10.48550/arxiv.1509.03914 · pith_short_12: 23EC6KJU7YDH · pith_short_16: 23EC6KJU7YDHL2DY · pith_short_8: 23EC6KJU

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/23EC6KJU7YDHL2DYM44VJOU52G \
  | 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: d6c82f2934fe0675e878673954ba9dd192fbea3372aee0c27a21877bd5a31c67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64a6dc53974a110cdb56325fc6b22cac9811e8b82644207766caeea5787a2298",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-09-14T00:05:28Z",
    "title_canon_sha256": "6a03a862f0f2e7281ed117c805781740505c4789ce52057ffff59f36e7d107c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03914",
    "kind": "arxiv",
    "version": 2
  }
}