Pith Number

pith:E6FQSLCW

pith:2017:E6FQSLCWU3SGWMMEK5UKFK3EOY

not attested not anchored not stored refs pending

Tree tribes and lower bounds for switching lemmas

Jenish C. Mehta

arxiv:1703.00043 v1 · 2017-02-28 · cs.CC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6FQSLCWU3SGWMMEK5UKFK3EOY}

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	2026-05-18T00:49:46.162463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

278b092c56a6e46b31845768a2ab647628680fa98d7525862758d4071969b2b6

Aliases

arxiv: 1703.00043 · arxiv_version: 1703.00043v1 · doi: 10.48550/arxiv.1703.00043 · pith_short_12: E6FQSLCWU3SG · pith_short_16: E6FQSLCWU3SGWMME · pith_short_8: E6FQSLCW

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/E6FQSLCWU3SGWMMEK5UKFK3EOY \
  | 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: 278b092c56a6e46b31845768a2ab647628680fa98d7525862758d4071969b2b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeadf2ca39ae048d2246c45be5dd482885ad920465c777ae4696f3dad00ed5e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-02-28T20:28:03Z",
    "title_canon_sha256": "dadba4d45e88a3bbbc4bc57757f3ab3c979fcbe904bbf111a3349cca61f0976b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00043",
    "kind": "arxiv",
    "version": 1
  }
}