Pith Number

pith:O3LKH33Y

pith:2016:O3LKH33YXCGVVOKNWENHHWNYYS

not attested not anchored not stored refs pending

The tangent space of the punctual Hilbert scheme

David Stapleton, Dori Bejleri

arxiv:1604.04915 v1 · 2016-04-17 · 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{O3LKH33YXCGVVOKNWENHHWNYYS}

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	2026-05-18T01:16:56.343720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d6a3ef78b88d5ab94db11a73d9b8c497ed43fa9d820ce7cb260a60fb82c765

Aliases

arxiv: 1604.04915 · arxiv_version: 1604.04915v1 · doi: 10.48550/arxiv.1604.04915 · pith_short_12: O3LKH33YXCGV · pith_short_16: O3LKH33YXCGVVOKN · pith_short_8: O3LKH33Y

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/O3LKH33YXCGVVOKNWENHHWNYYS \
  | 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: 76d6a3ef78b88d5ab94db11a73d9b8c497ed43fa9d820ce7cb260a60fb82c765

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdd52a9cbd7dc1c1c5488d7adbed10e3f602d408b1b1c20503cc52a7ffbd16f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-04-17T19:35:49Z",
    "title_canon_sha256": "0d138148aad8edff890582147c1b81ac8a9ee3560f6100adc51b6fa23cf3c129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04915",
    "kind": "arxiv",
    "version": 1
  }
}