Pith Number

pith:CYWE6TAE

pith:2014:CYWE6TAEUKHMVPQ42WALRGFI33

not attested not anchored not stored refs pending

Variations of Hodge structure and orbits in flag varieties

Colleen Robles, Matt Kerr

arxiv:1407.4507 v2 · 2014-07-16 · math.AG · math.DG · 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{CYWE6TAEUKHMVPQ42WALRGFI33}

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	2026-05-18T01:13:28.913658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

162c4f4c04a28ecabe1cd580b898a8deeccf4f8e0f4a784e204961136643c3bb

Aliases

arxiv: 1407.4507 · arxiv_version: 1407.4507v2 · doi: 10.48550/arxiv.1407.4507 · pith_short_12: CYWE6TAEUKHM · pith_short_16: CYWE6TAEUKHMVPQ4 · pith_short_8: CYWE6TAE

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/CYWE6TAEUKHMVPQ42WALRGFI33 \
  | 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: 162c4f4c04a28ecabe1cd580b898a8deeccf4f8e0f4a784e204961136643c3bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4950ad02224c6c30034895bc55fabfb04cd3e7011c038bc1a6a3b204dd143b85",
    "cross_cats_sorted": [
      "math.DG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-07-16T21:50:46Z",
    "title_canon_sha256": "0fe49be0a964dbcb1b58b293b24423c3e20694b2377a0b13db8a3c5b17f463b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4507",
    "kind": "arxiv",
    "version": 2
  }
}