Pith Number

pith:7BHRPF6L

pith:2019:7BHRPF6LLUL6G53KANW6TT4BKH

not attested not anchored not stored refs pending

Spaces of Geodesic Triangulations of Surfaces

Yanwen Luo

arxiv:1910.03070 v3 · 2019-10-07 · 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{7BHRPF6LLUL6G53KANW6TT4BKH}

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	2026-07-05T01:23:55.170917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f84f1797cb5d17e3776a036de9cf8151e51b9f1d639312f73ec60ede4bede895

Aliases

arxiv: 1910.03070 · arxiv_version: 1910.03070v3 · doi: 10.48550/arxiv.1910.03070 · pith_short_12: 7BHRPF6LLUL6 · pith_short_16: 7BHRPF6LLUL6G53K · pith_short_8: 7BHRPF6L

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/7BHRPF6LLUL6G53KANW6TT4BKH \
  | 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: f84f1797cb5d17e3776a036de9cf8151e51b9f1d639312f73ec60ede4bede895

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd54a07f721bc6de9e5dfb6256882585017b358f7ae0e5b73c2365c42259f742",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-10-07T20:32:19Z",
    "title_canon_sha256": "1229c236bb44eaebecec0ae1dc9a5510115a1f0b33894079332d589e8b1acc00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03070",
    "kind": "arxiv",
    "version": 3
  }
}