Pith Number

pith:5YX75XCH

pith:2013:5YX75XCHE7F6GNDXTXOT5FROVR

not attested not anchored not stored refs pending

Relations between minimal usco and cusco maps

Dusan Holy, Lubica Hola

arxiv:1303.0683 v1 · 2013-03-04 · 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{5YX75XCHE7F6GNDXTXOT5FROVR}

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	2026-05-18T03:31:55.232003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee2ffedc4727cbe334779ddd3e962eac5ce81142354f20c505ebb5801c8fad58

Aliases

arxiv: 1303.0683 · arxiv_version: 1303.0683v1 · doi: 10.48550/arxiv.1303.0683 · pith_short_12: 5YX75XCHE7F6 · pith_short_16: 5YX75XCHE7F6GNDX · pith_short_8: 5YX75XCH

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/5YX75XCHE7F6GNDXTXOT5FROVR \
  | 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: ee2ffedc4727cbe334779ddd3e962eac5ce81142354f20c505ebb5801c8fad58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9893a00b813822ec633887f332a323b14a218775955b5c62afdd16fbdfbdf383",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2013-03-04T12:01:29Z",
    "title_canon_sha256": "84271542ecba283b266fe1281d50ccb32c06bb17c6f06b84f07c49d977f2d110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0683",
    "kind": "arxiv",
    "version": 1
  }
}