Pith Number

pith:PB23IKYP

pith:2015:PB23IKYP7DHH7LR6WY6FRB2IBX

not attested not anchored not stored refs pending

Semi-invariant pictures and two conjectures on maximal green sequences

Gordana Todorov, Kiyoshi Igusa, Stephen Hermes, Thomas Br\"ustle

arxiv:1503.07945 v2 · 2015-03-27 · 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{PB23IKYP7DHH7LR6WY6FRB2IBX}

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	2026-05-18T01:30:42.996850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7875b42b0ff8ce7fae3eb63c5887480df0c2436377ebe48665dc3fd65cd7d709

Aliases

arxiv: 1503.07945 · arxiv_version: 1503.07945v2 · doi: 10.48550/arxiv.1503.07945 · pith_short_12: PB23IKYP7DHH · pith_short_16: PB23IKYP7DHH7LR6 · pith_short_8: PB23IKYP

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/PB23IKYP7DHH7LR6WY6FRB2IBX \
  | 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: 7875b42b0ff8ce7fae3eb63c5887480df0c2436377ebe48665dc3fd65cd7d709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fe43efeb637c5b1ab98c8c3dc6341eeb55e1d4cb1e321bde8388e7dd3c79fc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-03-27T02:21:33Z",
    "title_canon_sha256": "af525a1f38c03a06d8fd3b6d6a83a252606f86c391d002e31c6fa2b1757e224d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07945",
    "kind": "arxiv",
    "version": 2
  }
}