Pith Number

pith:MC4AOF2S

pith:2017:MC4AOF2SYVZI7MWVAV64ER55TI

not attested not anchored not stored refs pending

Ind-varieties of generalized flags: a survey of results

Ivan Penkov, Mikhail V. Ignatyev

arxiv:1701.08478 v2 · 2017-01-30 · math.AG · 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{MC4AOF2SYVZI7MWVAV64ER55TI}

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	2026-05-18T00:42:58.733262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60b8071752c5728fb2d5057dc247bd9a07c32e925dddb33b19d08af832e7b9bf

Aliases

arxiv: 1701.08478 · arxiv_version: 1701.08478v2 · doi: 10.48550/arxiv.1701.08478 · pith_short_12: MC4AOF2SYVZI · pith_short_16: MC4AOF2SYVZI7MWV · pith_short_8: MC4AOF2S

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/MC4AOF2SYVZI7MWVAV64ER55TI \
  | 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: 60b8071752c5728fb2d5057dc247bd9a07c32e925dddb33b19d08af832e7b9bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f92504261d6d21a77efca49fad4ffc364e05d891357411b386555d5bfa252c9",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-01-30T04:21:44Z",
    "title_canon_sha256": "c2450381575d063b96a88a42e9ee397be4bc9cd54a2c014e46573decea10944f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08478",
    "kind": "arxiv",
    "version": 2
  }
}