Pith Number

pith:AOAMAICQ

pith:2011:AOAMAICQMKJ2DHGXK55RXV36MH

not attested not anchored not stored refs pending

Ricci Bounds for Euclidean and Spherical Cones (revised/extended version)

Karl-Theodor Sturm, Kathrin Bacher

arxiv:1103.0197 v1 · 2011-03-01 · math.DG · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOAMAICQMKJ2DHGXK55RXV36MH}

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	2026-05-18T04:27:37.128499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0380c020506293a19cd7577b1bd77e61e9d12f105f4f89f7507fb034274981a8

Aliases

arxiv: 1103.0197 · arxiv_version: 1103.0197v1 · doi: 10.48550/arxiv.1103.0197 · pith_short_12: AOAMAICQMKJ2 · pith_short_16: AOAMAICQMKJ2DHGX · pith_short_8: AOAMAICQ

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/AOAMAICQMKJ2DHGXK55RXV36MH \
  | 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: 0380c020506293a19cd7577b1bd77e61e9d12f105f4f89f7507fb034274981a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3734c1fba5867583b313532c54798264e78293d734fccaeb20cfb5313e17eeb0",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-03-01T15:27:37Z",
    "title_canon_sha256": "fd7def4119c7fce2c8ca4623e9a4bed992dc8a9620dc80aae3ce6758cdb307b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0197",
    "kind": "arxiv",
    "version": 1
  }
}