Pith Number

pith:ZR6MMDUH

pith:2025:ZR6MMDUH2RDNZ7WMNK4HXLBATH

not attested not anchored not stored refs pending

Size-Ramsey numbers of tight paths

Alexey Pokrovskiy, Liana Yepremyan, Shoham Letzter

arxiv:2507.01498 v1 · 2025-07-02 · 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{ZR6MMDUH2RDNZ7WMNK4HXLBATH}

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	2026-07-05T11:30:49.952574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc7cc60e87d446dcfecc6ab87bac2099d2a73caa5e1bf67c1354a167f165de9b

Aliases

arxiv: 2507.01498 · arxiv_version: 2507.01498v1 · doi: 10.48550/arxiv.2507.01498 · pith_short_12: ZR6MMDUH2RDN · pith_short_16: ZR6MMDUH2RDNZ7WM · pith_short_8: ZR6MMDUH

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/ZR6MMDUH2RDNZ7WMNK4HXLBATH \
  | 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: cc7cc60e87d446dcfecc6ab87bac2099d2a73caa5e1bf67c1354a167f165de9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51450d194ccc5c5c12bd9baed467e827e79ab4cb4c273c49e2793b416770e1df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-07-02T09:03:04Z",
    "title_canon_sha256": "0d85040ca27cdbee5c8d72612bbc29849d4ad08ae376c790bde4107fe8635237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01498",
    "kind": "arxiv",
    "version": 1
  }
}