Pith Number

pith:ST7D53HM

pith:2014:ST7D53HMKFY7TRZE2DMVXFRK77

not attested not anchored not stored refs pending

Multi-sorted logic and logical geometry: some problems

Boris Plotkin, Eugene Plotkin

arxiv:1406.3076 v1 · 2014-06-11 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ST7D53HMKFY7TRZE2DMVXFRK77}

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	2026-05-18T02:49:53.132691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94fe3eecec5171f9c724d0d95b962affe729e3b07b52fb8d278513e9b365c3dd

Aliases

arxiv: 1406.3076 · arxiv_version: 1406.3076v1 · doi: 10.48550/arxiv.1406.3076 · pith_short_12: ST7D53HMKFY7 · pith_short_16: ST7D53HMKFY7TRZE · pith_short_8: ST7D53HM

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/ST7D53HMKFY7TRZE2DMVXFRK77 \
  | 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: 94fe3eecec5171f9c724d0d95b962affe729e3b07b52fb8d278513e9b365c3dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9a1d8bd0f30e30bcf017dd33819603c828ada2e1f1a239e0f503c9616a7d43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-06-11T22:02:38Z",
    "title_canon_sha256": "eba07b90e5dd72e68f46ab5c21c69f978d5f1df9f642c49b2043465326cd6706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3076",
    "kind": "arxiv",
    "version": 1
  }
}