Pith Number

pith:5PV4Q4D7

pith:2017:5PV4Q4D743UNEM3K3L2FQK7X2Y

not attested not anchored not stored refs pending

Advances on the Conjecture of Erd\H{o}s-S\'os for spiders

Camino Balbuena, Jos\'e R. Portillo, Mucuy-Kak Guevara, Pedro Reyes

arxiv:1706.03414 v1 · 2017-06-11 · 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{5PV4Q4D743UNEM3K3L2FQK7X2Y}

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	2026-05-18T00:42:35.748155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebebc8707fe6e8d2336adaf4582bf7d613bfdff06da221f712c875d80cef9c27

Aliases

arxiv: 1706.03414 · arxiv_version: 1706.03414v1 · doi: 10.48550/arxiv.1706.03414 · pith_short_12: 5PV4Q4D743UN · pith_short_16: 5PV4Q4D743UNEM3K · pith_short_8: 5PV4Q4D7

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/5PV4Q4D743UNEM3K3L2FQK7X2Y \
  | 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: ebebc8707fe6e8d2336adaf4582bf7d613bfdff06da221f712c875d80cef9c27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b18779c562c9b8b78e8c02477bc0890f4c3ffd648a2e2c5384558e9439e465af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-06-11T21:49:13Z",
    "title_canon_sha256": "55c18c6dd11d0a4c8d40a8b251adc501cbe65a37abbf899adb17e32ce612bd89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03414",
    "kind": "arxiv",
    "version": 1
  }
}