Pith Number

pith:YSOEAXKQ

pith:2015:YSOEAXKQVEX4RYMO77GGJDDEYT

not attested not anchored not stored refs pending

Dimensions of projections of sets on Riemannian surfaces of constant curvature

Annina Iseli, Zolt\'an M. Balogh

arxiv:1507.04140 v2 · 2015-07-15 · 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{YSOEAXKQVEX4RYMO77GGJDDEYT}

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	2026-05-18T00:22:21.395309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c49c405d50a92fc8e18effcc648c64c4e41e271d27cbdd959e89d8feb156b789

Aliases

arxiv: 1507.04140 · arxiv_version: 1507.04140v2 · doi: 10.48550/arxiv.1507.04140 · pith_short_12: YSOEAXKQVEX4 · pith_short_16: YSOEAXKQVEX4RYMO · pith_short_8: YSOEAXKQ

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/YSOEAXKQVEX4RYMO77GGJDDEYT \
  | 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: c49c405d50a92fc8e18effcc648c64c4e41e271d27cbdd959e89d8feb156b789

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea49abfc64ea5728fa3d0c8990ee9f285613e3aa918b66774bb77e0c247f7992",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-07-15T09:37:10Z",
    "title_canon_sha256": "7c8ec07c54d40f7a29f0e69100e413024a1aa71276c0f03a4b1350cccef649b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04140",
    "kind": "arxiv",
    "version": 2
  }
}