Pith Number

pith:DTFEVEHR

pith:2013:DTFEVEHRFQ5G3CU2DYRTQQXSLO

not attested not anchored not stored refs pending

Detecting Causal Relations in the Presence of Unmeasured Variables

Peter L. Spirtes

arxiv:1303.5754 v1 · 2013-03-20 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DTFEVEHRFQ5G3CU2DYRTQQXSLO}

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	2026-05-18T03:30:01.355918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cca4a90f12c3a6d8a9a1e233842f25b8f9f8f00ca79c20fe02c907e3ebf13ec

Aliases

arxiv: 1303.5754 · arxiv_version: 1303.5754v1 · doi: 10.48550/arxiv.1303.5754 · pith_short_12: DTFEVEHRFQ5G · pith_short_16: DTFEVEHRFQ5G3CU2 · pith_short_8: DTFEVEHR

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/DTFEVEHRFQ5G3CU2DYRTQQXSLO \
  | 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: 1cca4a90f12c3a6d8a9a1e233842f25b8f9f8f00ca79c20fe02c907e3ebf13ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff590c0de55db7114c34e0d603fe244728e089575dff8c8dff47eaa450b04d43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-03-20T15:33:43Z",
    "title_canon_sha256": "82c79aac152f5b8395a4f4a0927cb45e8f9b43071f4aa8bd98e19a2bca169ed5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5754",
    "kind": "arxiv",
    "version": 1
  }
}