Pith Number

pith:TBO62QKT

pith:2014:TBO62QKTCLK4N5I6LTXLAQYFUH

not attested not anchored not stored refs pending

Dynamic approach to k-forcing

Ryan Pepper, Yair Caro

arxiv:1405.7573 v1 · 2014-05-29 · 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{TBO62QKTCLK4N5I6LTXLAQYFUH}

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	2026-05-18T02:50:50.925569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

985ded415312d5c6f51e5ceeb04305a1f54a3a286fdc6b77d303d32803920832

Aliases

arxiv: 1405.7573 · arxiv_version: 1405.7573v1 · doi: 10.48550/arxiv.1405.7573 · pith_short_12: TBO62QKTCLK4 · pith_short_16: TBO62QKTCLK4N5I6 · pith_short_8: TBO62QKT

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/TBO62QKTCLK4N5I6LTXLAQYFUH \
  | 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: 985ded415312d5c6f51e5ceeb04305a1f54a3a286fdc6b77d303d32803920832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41bcbd6430a57a4564a2ac9d5954b0af85d995fd00220309eda0cba3a2348a8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-05-29T14:44:08Z",
    "title_canon_sha256": "067f33cb9e6fa05bb16c13187af1ba406fdaadd52d630b1007db3bb53c1df132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7573",
    "kind": "arxiv",
    "version": 1
  }
}