Pith Number

pith:XXTH6PUW

pith:2021:XXTH6PUWT53RURZ5MIAB7ERFKL

not attested not anchored not stored refs pending

Seshadri constants on some Quot schemes

Chandranandan Gangopadhyay, Krishna Hanumanthu, Ronnie Sebastian

arxiv:2104.13111 v2 · 2021-04-27 · 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{XXTH6PUWT53RURZ5MIAB7ERFKL}

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	2026-07-05T03:22:21.832831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bde67f3e969f771a473d62001f922552d22dcaa20d851483c53ab24cfd343b1a

Aliases

arxiv: 2104.13111 · arxiv_version: 2104.13111v2 · doi: 10.48550/arxiv.2104.13111 · pith_short_12: XXTH6PUWT53R · pith_short_16: XXTH6PUWT53RURZ5 · pith_short_8: XXTH6PUW

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/XXTH6PUWT53RURZ5MIAB7ERFKL \
  | 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: bde67f3e969f771a473d62001f922552d22dcaa20d851483c53ab24cfd343b1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67e75dfc311f0c21e32ae180be672e901920ebbf4287d14bc0116c6bcaa9f86c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2021-04-27T11:22:19Z",
    "title_canon_sha256": "92dcad32a327dcc4512be9d99dce6f193dec5ac9d8e7be8b331d1463ff455c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13111",
    "kind": "arxiv",
    "version": 2
  }
}