Pith Number

pith:OYGDEFGG

pith:2026:OYGDEFGG6MY5YR77OACPY4SMDE

not attested not anchored not stored refs pending

Motivic quasimap wall-crossing for Grassmannians

Siddarth Kannan, Terry Dekun Song

arxiv:2607.06189 v1 · 2026-07-07 · math.AG · math-ph · math.CO · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYGDEFGG6MY5YR77OACPY4SMDE}

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	2026-07-08T01:19:17.026187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

760c3214c6f331dc47ff7004fc724c191b5629f00447ecd83a10e7075a0cb895

Aliases

arxiv: 2607.06189 · arxiv_version: 2607.06189v1 · doi: 10.48550/arxiv.2607.06189 · pith_short_12: OYGDEFGG6MY5 · pith_short_16: OYGDEFGG6MY5YR77 · pith_short_8: OYGDEFGG

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/OYGDEFGG6MY5YR77OACPY4SMDE \
  | 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: 760c3214c6f331dc47ff7004fc724c191b5629f00447ecd83a10e7075a0cb895

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d0d9316d21b4aa548160901a2fa9774b69cd15f5568b32afc8129282567c21",
    "cross_cats_sorted": [
      "math-ph",
      "math.CO",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-07-07T12:11:49Z",
    "title_canon_sha256": "2cc33d336306255fd8b02645d292901700d923e71d78d9f2e87bd9b4311f1681"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06189",
    "kind": "arxiv",
    "version": 1
  }
}