Pith Number

pith:3PQJETHF

pith:2019:3PQJETHFGDKKKPV3EX227H6AID

not attested not anchored not stored refs pending

Geometric Theory of Weyl Structures

Andreas Cap, Thomas Mettler

arxiv:1908.10325 v2 · 2019-08-27 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PQJETHFGDKKKPV3EX227H6AID}

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	2026-07-05T09:19:04.246149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbe0924ce530d4a53ebb25f5af9fc040e02be4aef2686f89b803ee99083fe13d

Aliases

arxiv: 1908.10325 · arxiv_version: 1908.10325v2 · doi: 10.48550/arxiv.1908.10325 · pith_short_12: 3PQJETHFGDKK · pith_short_16: 3PQJETHFGDKKKPV3 · pith_short_8: 3PQJETHF

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/3PQJETHFGDKKKPV3EX227H6AID \
  | 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: dbe0924ce530d4a53ebb25f5af9fc040e02be4aef2686f89b803ee99083fe13d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9041ee8892a406369dd101e86eec35080cd203bc8b0e83e87e72830695894e5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-08-27T16:56:56Z",
    "title_canon_sha256": "dcce090a5d420128b2af54e4504d604874de7686a20dc63782b75b1f9bb34849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10325",
    "kind": "arxiv",
    "version": 2
  }
}