Pith Number

pith:N2YXU2CX

pith:2017:N2YXU2CXPVEGH73EDYXPFUSZJR

not attested not anchored not stored refs pending

Shy Maps in Topology

Laurence Boxer

arxiv:1705.09323 v4 · 2017-05-25 · math.GT · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2YXU2CXPVEGH73EDYXPFUSZJR}

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	2026-05-18T00:17:13.461777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eb17a68577d4863ff641e2ef2d2594c5c36532e0f8081e90725814806238eec

Aliases

arxiv: 1705.09323 · arxiv_version: 1705.09323v4 · doi: 10.48550/arxiv.1705.09323 · pith_short_12: N2YXU2CXPVEG · pith_short_16: N2YXU2CXPVEGH73E · pith_short_8: N2YXU2CX

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/N2YXU2CXPVEGH73EDYXPFUSZJR \
  | 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: 6eb17a68577d4863ff641e2ef2d2594c5c36532e0f8081e90725814806238eec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba7aabe111d6d4e2efa811417904dddebfaf9d23f85167e1e6efe8b0a42b4bc6",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-05-25T18:45:26Z",
    "title_canon_sha256": "6fcb7215e215f4ad69c12e8b96c1003438ab893816f40a481d6f9e012bb751ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09323",
    "kind": "arxiv",
    "version": 4
  }
}