Pith Number

pith:GHPPFIG6

pith:2015:GHPPFIG63DSTJEQR2T2NSAPD2V

not attested not anchored not stored refs pending

Equivariant Ulrich bundles on flag varieties

Izzet Coskun, Jack Huizenga, Matthew Woolf

arxiv:1507.00102 v2 · 2015-07-01 · math.AG · math.AC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHPPFIG63DSTJEQR2T2NSAPD2V}

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	2026-05-18T01:23:57.910942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31def2a0ded8e5349211d4f4d901e3d57b08942804d3fd305f9b6ee3a9b66c38

Aliases

arxiv: 1507.00102 · arxiv_version: 1507.00102v2 · doi: 10.48550/arxiv.1507.00102 · pith_short_12: GHPPFIG63DST · pith_short_16: GHPPFIG63DSTJEQR · pith_short_8: GHPPFIG6

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/GHPPFIG63DSTJEQR2T2NSAPD2V \
  | 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: 31def2a0ded8e5349211d4f4d901e3d57b08942804d3fd305f9b6ee3a9b66c38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfbba83a51428100de4ce381254aedddba5ba81b8dc29688217a3d5fc7d7d3d0",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-07-01T04:53:46Z",
    "title_canon_sha256": "61c7ea6fdd5ee4f0cd6a8f5f954c84c757c283e53047d880c0ac3957651e4479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00102",
    "kind": "arxiv",
    "version": 2
  }
}