Pith Number

pith:P7EQWRP4

pith:2017:P7EQWRP45MA4M336KJWTBNQEFH

not attested not anchored not stored refs pending

On the size-Ramsey number of cycles

Alexey Pokrovskiy, Farideh Khoeini, Gholam Reza Omidi, Ramin Javadi

arxiv:1701.07348 v1 · 2017-01-25 · 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{P7EQWRP45MA4M336KJWTBNQEFH}

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	2026-05-18T00:52:04.799776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fc90b45fceb01c66f7e526d30b60429cb7be18ac31fac8bf0d8f6cfd921d23a

Aliases

arxiv: 1701.07348 · arxiv_version: 1701.07348v1 · doi: 10.48550/arxiv.1701.07348 · pith_short_12: P7EQWRP45MA4 · pith_short_16: P7EQWRP45MA4M336 · pith_short_8: P7EQWRP4

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/P7EQWRP45MA4M336KJWTBNQEFH \
  | 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: 7fc90b45fceb01c66f7e526d30b60429cb7be18ac31fac8bf0d8f6cfd921d23a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cfe42e7e44d9b41afd207636849289310fe665ce85257e470b0c2cc54c1aa84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-25T15:13:15Z",
    "title_canon_sha256": "2e40d27194d350db668ae342d683611b32bd5e5f6945d16fcbe875bd24279cba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07348",
    "kind": "arxiv",
    "version": 1
  }
}