Pith Number

pith:RRWCMSVO

pith:2013:RRWCMSVODBOWXHJDHQXROTWZ7P

not attested not anchored not stored refs pending

On distances and metrics in discrete ordered sets

Stephan Foldes

arxiv:1307.0244 v2 · 2013-06-30 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RRWCMSVODBOWXHJDHQXROTWZ7P}

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	2026-05-18T00:22:40.733069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c6c264aae185d6b9d233c2f174ed9fbc1c09a7a77e2f89f8cdc9f483bb371b8

Aliases

arxiv: 1307.0244 · arxiv_version: 1307.0244v2 · doi: 10.48550/arxiv.1307.0244 · pith_short_12: RRWCMSVODBOW · pith_short_16: RRWCMSVODBOWXHJD · pith_short_8: RRWCMSVO

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/RRWCMSVODBOWXHJDHQXROTWZ7P \
  | 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: 8c6c264aae185d6b9d233c2f174ed9fbc1c09a7a77e2f89f8cdc9f483bb371b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c50306d2d82f9986ae055668a7c895d404f4f8c3c71fa3009c2206edc0a7902f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-06-30T21:03:53Z",
    "title_canon_sha256": "0ae0547f03195c73362951bdc5b5ee639530d066efce21c654803ad84099b431"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0244",
    "kind": "arxiv",
    "version": 2
  }
}