Pith Number

pith:EVHXUMUO

pith:2015:EVHXUMUOR2ZEQEH4QONFERGNJ2

not attested not anchored not stored refs pending

On the Existence of $t$-Identifying Codes in Undirected De Bruijn Graphs

Victoria Horan

arxiv:1508.00403 v1 · 2015-08-03 · 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{EVHXUMUOR2ZEQEH4QONFERGNJ2}

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	2026-05-18T01:35:58.191786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

254f7a328e8eb24810fc839a5244cd4e80e29b06ad28f9a1338da94871f3a542

Aliases

arxiv: 1508.00403 · arxiv_version: 1508.00403v1 · doi: 10.48550/arxiv.1508.00403 · pith_short_12: EVHXUMUOR2ZE · pith_short_16: EVHXUMUOR2ZEQEH4 · pith_short_8: EVHXUMUO

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/EVHXUMUOR2ZEQEH4QONFERGNJ2 \
  | 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: 254f7a328e8eb24810fc839a5244cd4e80e29b06ad28f9a1338da94871f3a542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66650f9be1a0d2cdf670c1809ed8710281cc651116b95e21795e80b30910b851",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-08-03T12:56:39Z",
    "title_canon_sha256": "aba5b5aa8f9b9c39d8f0e0ac788a309093eaac00ecd50aecfe31061c75bbf5e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00403",
    "kind": "arxiv",
    "version": 1
  }
}