Pith Number

pith:E3ZPKAZZ

pith:2017:E3ZPKAZZQGVF4GDOARUPBSXRZW

not attested not anchored not stored refs pending

Real Ruan-Tian Perturbations

A. Zinger

arxiv:1701.01420 v1 · 2017-01-05 · math.SG · hep-th · 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{E3ZPKAZZQGVF4GDOARUPBSXRZW}

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	2026-05-18T00:53:19.709061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26f2f5033981aa5e186e0468f0caf1cdbdd3c8e4552cc2a68070012a47ecc4db

Aliases

arxiv: 1701.01420 · arxiv_version: 1701.01420v1 · doi: 10.48550/arxiv.1701.01420 · pith_short_12: E3ZPKAZZQGVF · pith_short_16: E3ZPKAZZQGVF4GDO · pith_short_8: E3ZPKAZZ

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/E3ZPKAZZQGVF4GDOARUPBSXRZW \
  | 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: 26f2f5033981aa5e186e0468f0caf1cdbdd3c8e4552cc2a68070012a47ecc4db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f878f63f8da36c3af79564dc5b2e0c45c85d23cd948aea35435c3cbbb61b9bbc",
    "cross_cats_sorted": [
      "hep-th",
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2017-01-05T18:53:11Z",
    "title_canon_sha256": "da71c67b7730c1d3f7aefcffdd45b7d22f49c1e0098f9b68512aabec7c8c9bdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01420",
    "kind": "arxiv",
    "version": 1
  }
}