Pith Number

pith:DEECJ4AO

pith:2015:DEECJ4AOJ5KCNTQKA5745FTARO

not attested not anchored not stored refs pending

The Scott topology of a rooted non-metric tree

Josnei Novacoski

arxiv:1509.06353 v1 · 2015-09-21 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DEECJ4AOJ5KCNTQKA5745FTARO}

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	2026-05-18T01:32:35.284724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

190824f00e4f5426ce0a077fce96608b9eac0117528ac6b1d17466815e43c43c

Aliases

arxiv: 1509.06353 · arxiv_version: 1509.06353v1 · doi: 10.48550/arxiv.1509.06353 · pith_short_12: DEECJ4AOJ5KC · pith_short_16: DEECJ4AOJ5KCNTQK · pith_short_8: DEECJ4AO

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/DEECJ4AOJ5KCNTQKA5745FTARO \
  | 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: 190824f00e4f5426ce0a077fce96608b9eac0117528ac6b1d17466815e43c43c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51f204a5c966034ad8e04201d5ee08042da91fcaa56c51b3ce187ce8f4256feb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2015-09-21T19:24:54Z",
    "title_canon_sha256": "6aa7c033c497f85a3af754ebd98738237dd339199bc4a6ea797c098a981ecc8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06353",
    "kind": "arxiv",
    "version": 1
  }
}