Pith Number

pith:CQWIKVMX

pith:2014:CQWIKVMXGXUH73AEUW62EZ6LZY

not attested not anchored not stored refs pending

Fuzzy Categories

Apostolos Syropoulos

arxiv:1410.1478 v1 · 2014-10-06 · cs.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{CQWIKVMXGXUH73AEUW62EZ6LZY}

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	2026-05-18T02:41:02.026005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

142c85559735e87fec04a5bda267cbce23f4c4562243cdfd1612fd248e2b7fe3

Aliases

arxiv: 1410.1478 · arxiv_version: 1410.1478v1 · doi: 10.48550/arxiv.1410.1478 · pith_short_12: CQWIKVMXGXUH · pith_short_16: CQWIKVMXGXUH73AE · pith_short_8: CQWIKVMX

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/CQWIKVMXGXUH73AEUW62EZ6LZY \
  | 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: 142c85559735e87fec04a5bda267cbce23f4c4562243cdfd1612fd248e2b7fe3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de846caa55d6dd2957bb6123d587a3d1b16fae32f8558cb3ca682501d5124bc7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-10-06T17:59:52Z",
    "title_canon_sha256": "171bc9c2a7eb46b488924bb2a48de39b0d8270a25c9b040366171b67036f2a86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1478",
    "kind": "arxiv",
    "version": 1
  }
}