Pith Number

pith:YSHTQWRE

pith:2012:YSHTQWREPQN3XJX7MRUFG6FTMQ

not attested not anchored not stored refs pending

Compatibly split subvarieties of the Hilbert scheme of points in the plane

Jenna Rajchgot

arxiv:1210.6305 v1 · 2012-10-23 · math.AG · math.AC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSHTQWREPQN3XJX7MRUFG6FTMQ}

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	2026-05-18T03:42:32.727273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c48f385a247c1bbba6ff64685378b36421900830674b426b1dde6d47f3afdb02

Aliases

arxiv: 1210.6305 · arxiv_version: 1210.6305v1 · doi: 10.48550/arxiv.1210.6305 · pith_short_12: YSHTQWREPQN3 · pith_short_16: YSHTQWREPQN3XJX7 · pith_short_8: YSHTQWRE

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/YSHTQWREPQN3XJX7MRUFG6FTMQ \
  | 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: c48f385a247c1bbba6ff64685378b36421900830674b426b1dde6d47f3afdb02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d56bd1f25c36dbb8f8b3436d96f55dd83c6539616bf38b7d18f08b383ceb79ee",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-10-23T17:34:22Z",
    "title_canon_sha256": "34bac50fa5fe1bc738a79a877dd70df7163b5d1489fa6013f5eddbcc24bce0f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6305",
    "kind": "arxiv",
    "version": 1
  }
}