Pith Number

pith:YUV7OPEI

pith:2019:YUV7OPEIKCZIZANKTCRXJ7MEKV

not attested not anchored not stored refs pending

G1 structures on flag manifolds

Luciana A. Alves, Neiton Pereira da Silva

arxiv:1908.02393 v1 · 2019-08-06 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUV7OPEIKCZIZANKTCRXJ7MEKV}

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	2026-07-04T23:52:08.349132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c52bf73c8850b28c81aa98a374fd84555967842d80334db8692a433fef883080

Aliases

arxiv: 1908.02393 · arxiv_version: 1908.02393v1 · doi: 10.48550/arxiv.1908.02393 · pith_short_12: YUV7OPEIKCZI · pith_short_16: YUV7OPEIKCZIZANK · pith_short_8: YUV7OPEI

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/YUV7OPEIKCZIZANKTCRXJ7MEKV \
  | 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: c52bf73c8850b28c81aa98a374fd84555967842d80334db8692a433fef883080

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fb54c083e786abf26ca3b9ee374ceb7c31bee5e63ac9687954046b9a4a0575",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-08-06T22:48:45Z",
    "title_canon_sha256": "a9c02c1951c0b4639f3148c2cdf2918118f27943146700a7fdd1c50e7b77dbc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02393",
    "kind": "arxiv",
    "version": 1
  }
}