Pith Number

pith:CDLAQARD

pith:2015:CDLAQARDSVI64MY4BDQ4YHICCU

not attested not anchored not stored refs pending

Cocharacter-closure and spherical buildings

Benjamin Martin, Gerhard Roehrle, Michael Bate, Sebastian Herpel

arxiv:1506.00539 v2 · 2015-06-01 · math.GR · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDLAQARDSVI64MY4BDQ4YHICCU}

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	2026-05-18T01:32:00.416256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10d60802239551ee331c08e1cc1d0215305e6dff6ac332ab2cb37fdc46464f5a

Aliases

arxiv: 1506.00539 · arxiv_version: 1506.00539v2 · doi: 10.48550/arxiv.1506.00539 · pith_short_12: CDLAQARDSVI6 · pith_short_16: CDLAQARDSVI64MY4 · pith_short_8: CDLAQARD

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/CDLAQARDSVI64MY4BDQ4YHICCU \
  | 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: 10d60802239551ee331c08e1cc1d0215305e6dff6ac332ab2cb37fdc46464f5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a078369d539fc5a5f214f74ab676c3999e7a86a4684fabb20c27346a2ba349f",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-06-01T15:31:45Z",
    "title_canon_sha256": "c1c6de6e5a714d03941f9c32c67ff8fb872d054d113769bfe4d01780fdd99146"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00539",
    "kind": "arxiv",
    "version": 2
  }
}