Pith Number

pith:KSUI7ZVC

pith:2014:KSUI7ZVCOXB4WULEQX5J7HK53O

not attested not anchored not stored refs pending

Angle structures and hyperbolic $3$-manifolds with totally geodesic boundary

Faze Zhang, Ruifeng Qiu, Tian Yang

arxiv:1405.1545 v2 · 2014-05-07 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSUI7ZVCOXB4WULEQX5J7HK53O}

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	2026-05-18T02:52:05.749683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54a88fe6a275c3cb516485fa9f9d5ddba06783aacd7f3974690d5f760c62aca8

Aliases

arxiv: 1405.1545 · arxiv_version: 1405.1545v2 · doi: 10.48550/arxiv.1405.1545 · pith_short_12: KSUI7ZVCOXB4 · pith_short_16: KSUI7ZVCOXB4WULE · pith_short_8: KSUI7ZVC

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/KSUI7ZVCOXB4WULEQX5J7HK53O \
  | 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: 54a88fe6a275c3cb516485fa9f9d5ddba06783aacd7f3974690d5f760c62aca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a497816f530e9ffde876d817b23b8437e26bda7979a509b8596f86c4826d1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-05-07T09:31:06Z",
    "title_canon_sha256": "b287ccf2ccd358e066c12892edb0756f617d222478c431f9d0aff22b946f4514"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1545",
    "kind": "arxiv",
    "version": 2
  }
}