Pith Number

pith:W6QFUA6R

pith:2026:W6QFUA6RW7B4L477DA4QAHTHJE

not attested not anchored not stored refs pending

Serre functors and local duality for affine quotients

Ivan Noden

arxiv:2605.21290 v1 · 2026-05-20 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6QFUA6RW7B4L477DA4QAHTHJE}

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	2026-05-21T02:05:27.361683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a05a03d1b7c3c5f3ff1839001e674928cd32617d9ce697ea6259e207bc567a

Aliases

arxiv: 2605.21290 · arxiv_version: 2605.21290v1 · doi: 10.48550/arxiv.2605.21290 · pith_short_12: W6QFUA6RW7B4 · pith_short_16: W6QFUA6RW7B4L477 · pith_short_8: W6QFUA6R

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/W6QFUA6RW7B4L477DA4QAHTHJE \
  | 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: b7a05a03d1b7c3c5f3ff1839001e674928cd32617d9ce697ea6259e207bc567a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06373f18bb11242ef679f3dad4c166f063f11426c305d36777a4e91c4cd48fa7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-20T15:24:05Z",
    "title_canon_sha256": "3887a08a7bc8c2ebd5d717ee85ea0a5e19c2b43d3a71f89968e3d4d1f3d7978f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21290",
    "kind": "arxiv",
    "version": 1
  }
}