Pith Number

pith:L3U6H6WP

pith:2023:L3U6H6WPHN7T64NMRP7QJPN27O

not attested not anchored not stored refs pending

Metric Location in Pseudotrees: A survey and new results

Ignacio M. Pelayo, Jos\'e C\'aceres

arxiv:2307.13403 v2 · 2023-07-25 · 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{L3U6H6WPHN7T64NMRP7QJPN27O}

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	2026-07-05T07:56:16.347726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ee9e3facf3b7f3f71ac8bff04bdbafb9d9b65370979432873dc3261935d8659

Aliases

arxiv: 2307.13403 · arxiv_version: 2307.13403v2 · doi: 10.48550/arxiv.2307.13403 · pith_short_12: L3U6H6WPHN7T · pith_short_16: L3U6H6WPHN7T64NM · pith_short_8: L3U6H6WP

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/L3U6H6WPHN7T64NMRP7QJPN27O \
  | 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: 5ee9e3facf3b7f3f71ac8bff04bdbafb9d9b65370979432873dc3261935d8659

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3810ca1ba5580136d56ffe4472b95330f791fa76908ff4959cf555186af9f45e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2023-07-25T10:50:48Z",
    "title_canon_sha256": "7efd59fa94ec51bce365acb2e51db5179ad7c8adccfa94df7375afee33af0cfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.13403",
    "kind": "arxiv",
    "version": 2
  }
}