Pith Number

pith:6YFZA7XI

pith:2014:6YFZA7XIHRVFJ5X2VFNSG2MBR7

not attested not anchored not stored refs pending

Geometrically formal homogeneous metrics of positive curvature

Manuel Amann, Wolfgang Ziller

arxiv:1407.6201 v1 · 2014-07-23 · 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{6YFZA7XIHRVFJ5X2VFNSG2MBR7}

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	2026-05-18T02:46:58.691197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f60b907ee83c6a54f6faa95b2369818ff750c77d975bebb557d9d21ba8421b60

Aliases

arxiv: 1407.6201 · arxiv_version: 1407.6201v1 · doi: 10.48550/arxiv.1407.6201 · pith_short_12: 6YFZA7XIHRVF · pith_short_16: 6YFZA7XIHRVFJ5X2 · pith_short_8: 6YFZA7XI

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/6YFZA7XIHRVFJ5X2VFNSG2MBR7 \
  | 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: f60b907ee83c6a54f6faa95b2369818ff750c77d975bebb557d9d21ba8421b60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "678929d7464507cad4cbe150dc081001b0e2e7c967b7524d4b64efbfa7e895af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-07-23T13:13:16Z",
    "title_canon_sha256": "e24cf5649ba976a3b033aad5fa9d4d0b44547c321586637a1f3481f03a8af42a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6201",
    "kind": "arxiv",
    "version": 1
  }
}