Pith Number

pith:X4YYTSQR

pith:2018:X4YYTSQR7QNEH3VBSZERONJRRQ

not attested not anchored not stored refs pending

Linear read-once and related Boolean functions

Elena Zamaraeva, Igor Razgon, Nikolai Yu. Zolotykh, Vadim Lozin, Viktor Zamaraev

arxiv:1805.10159 v1 · 2018-05-24 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4YYTSQR7QNEH3VBSZERONJRRQ}

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	2026-05-18T00:14:58.132534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3189ca11fc1a43eea196491735318c1624df09c7578ac0233670afd8cd0f16

Aliases

arxiv: 1805.10159 · arxiv_version: 1805.10159v1 · doi: 10.48550/arxiv.1805.10159 · pith_short_12: X4YYTSQR7QNE · pith_short_16: X4YYTSQR7QNEH3VB · pith_short_8: X4YYTSQR

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/X4YYTSQR7QNEH3VBSZERONJRRQ \
  | 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: bf3189ca11fc1a43eea196491735318c1624df09c7578ac0233670afd8cd0f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac975d7f2f19f3702924733a9abc6aca12837b77bb300bae0242312923cb675",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-05-24T08:13:16Z",
    "title_canon_sha256": "fc75a28da39ae7121988ca206ba301dcb53a20cf4e4a21e1e8b2d83ffc87d632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10159",
    "kind": "arxiv",
    "version": 1
  }
}