Pith Number

pith:IVJSEPPF

pith:2018:IVJSEPPFF44MS26OKDPFJ63AER

not attested not anchored not stored refs pending

Invariants of stable quasimaps with fields

Huai-Liang Chang, Mu-Lin Li

arxiv:1804.05310 v1 · 2018-04-15 · 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{IVJSEPPFF44MS26OKDPFJ63AER}

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	2026-05-18T00:18:28.380763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4553223de52f38c96bce50de54fb60244f2dc1d7e37c11134b1890e93c7a6ccb

Aliases

arxiv: 1804.05310 · arxiv_version: 1804.05310v1 · doi: 10.48550/arxiv.1804.05310 · pith_short_12: IVJSEPPFF44M · pith_short_16: IVJSEPPFF44MS26O · pith_short_8: IVJSEPPF

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/IVJSEPPFF44MS26OKDPFJ63AER \
  | 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: 4553223de52f38c96bce50de54fb60244f2dc1d7e37c11134b1890e93c7a6ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aec8e4cdf5a49390bc5dae3304c8e36a512b432c596e5e76560ae923055d7dfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-04-15T07:01:21Z",
    "title_canon_sha256": "2c4296436941ffe95b6a3c99dbc7fa01caa525a87d744ab756878eb7783e2d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05310",
    "kind": "arxiv",
    "version": 1
  }
}