Pith Number

pith:IWAISG67

pith:2023:IWAISG67GBSNRXCT4Q6HPPE42M

not attested not anchored not stored refs pending

Positivity determines the quantum cohomology of the odd symplectic Grassmannian of lines

Ryan M. Shifler

arxiv:2307.02418 v4 · 2023-07-05 · math.AG · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWAISG67GBSNRXCT4Q6HPPE42M}

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	2026-07-05T10:17:04.747528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4580891bdf3064d8dc53e43c77bc9cd319a18d4c12454ca9b59bb0bbdb795b5e

Aliases

arxiv: 2307.02418 · arxiv_version: 2307.02418v4 · doi: 10.48550/arxiv.2307.02418 · pith_short_12: IWAISG67GBSN · pith_short_16: IWAISG67GBSNRXCT · pith_short_8: IWAISG67

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/IWAISG67GBSNRXCT4Q6HPPE42M \
  | 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: 4580891bdf3064d8dc53e43c77bc9cd319a18d4c12454ca9b59bb0bbdb795b5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b8237c6483466233f6d76042040db94e1f01e09364baa65ff069a86956ed10c",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-07-05T16:40:42Z",
    "title_canon_sha256": "0fa42c640ae9d3483720bda78c20d869c044244c9af2d5ddc6c8e9594659f587"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02418",
    "kind": "arxiv",
    "version": 4
  }
}