Pith Number

pith:ULKIVTAA

pith:2020:ULKIVTAA3ANTH75XOJI2WR54FJ

not attested not anchored not stored refs pending

An algebraic groups perspective on Erd\H{o}s-Ko-Rado

Russ Woodroofe

arxiv:2007.03707 v2 · 2020-07-07 · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULKIVTAA3ANTH75XOJI2WR54FJ}

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.

Cited by

1 paper in Pith

Core-surface kinematic control of polarity reversals in advanced geodynamo simulations

Receipt and verification

First computed	2026-07-05T09:30:53.500470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d48acc00d81b33ffb77251ab47bc2a4ea0bcb845540cabd4c53f6dfe06fe2b

Aliases

arxiv: 2007.03707 · arxiv_version: 2007.03707v2 · doi: 10.48550/arxiv.2007.03707 · pith_short_12: ULKIVTAA3ANT · pith_short_16: ULKIVTAA3ANTH75X · pith_short_8: ULKIVTAA

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/ULKIVTAA3ANTH75XOJI2WR54FJ \
  | 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: a2d48acc00d81b33ffb77251ab47bc2a4ea0bcb845540cabd4c53f6dfe06fe2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cfc67d4edfa1f8aa240201574f16b05da94044b8f4ab3bc6b77b21cbdf91257",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-07-07T18:00:35Z",
    "title_canon_sha256": "5c9c633e5ec280c49f727f2915435c05b29a2a56df3a799111995f810731cf46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03707",
    "kind": "arxiv",
    "version": 2
  }
}