Pith Number

pith:DHPRDM37

pith:2013:DHPRDM37PBFGZGTIHZCGOPZQN4

not attested not anchored not stored refs pending

On the GIT Quotient Space of Quintic Surfaces

Patricio Gallardo

arxiv:1310.3534 v3 · 2013-10-14 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHPRDM37PBFGZGTIHZCGOPZQN4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:09:40.034489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19df11b37f784a6c9a683e44673f306f246cb422f85303ede6e7e8f4602d11fd

Aliases

arxiv: 1310.3534 · arxiv_version: 1310.3534v3 · doi: 10.48550/arxiv.1310.3534 · pith_short_12: DHPRDM37PBFG · pith_short_16: DHPRDM37PBFGZGTI · pith_short_8: DHPRDM37

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/DHPRDM37PBFGZGTIHZCGOPZQN4 \
  | 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: 19df11b37f784a6c9a683e44673f306f246cb422f85303ede6e7e8f4602d11fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14e22d8d7a1d3ebafedea855540d05000e8f2602e81488e93f98b5d9f1b1a4d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-14T00:29:22Z",
    "title_canon_sha256": "bf4ba8827cb290b4ec35a9ec98a2a6b303785da740f61a4e93923ab29ed70136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3534",
    "kind": "arxiv",
    "version": 3
  }
}