Pith Number

pith:SE5VE6MT

pith:2013:SE5VE6MTZTV3DVGE37NCUG6F5I

not attested not anchored not stored refs pending

Differential systems of pure Gaussian type

Claude Sabbah

arxiv:1311.4132 v2 · 2013-11-17 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SE5VE6MTZTV3DVGE37NCUG6F5I}

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	2026-05-18T01:16:03.057181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

913b527993ccebb1d4c4dfda2a1bc5ea3990553b88532a039e9bc594109d5c8f

Aliases

arxiv: 1311.4132 · arxiv_version: 1311.4132v2 · doi: 10.48550/arxiv.1311.4132 · pith_short_12: SE5VE6MTZTV3 · pith_short_16: SE5VE6MTZTV3DVGE · pith_short_8: SE5VE6MT

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/SE5VE6MTZTV3DVGE37NCUG6F5I \
  | 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: 913b527993ccebb1d4c4dfda2a1bc5ea3990553b88532a039e9bc594109d5c8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "783193a74ef1fa175ea9cb99a94320fa1134889b5856a027cdcf5ae85ec74d2e",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-11-17T09:02:01Z",
    "title_canon_sha256": "303e38b7d798967ec93fa5ccce49ed850d8abe2dda752afe4bd01684775e97c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4132",
    "kind": "arxiv",
    "version": 2
  }
}