Pith Number

pith:EITCFIKI

pith:2014:EITCFIKI7Y3464XK32BV45YHQG

not attested not anchored not stored refs pending

Towards Active Logic Programming

Stefania Costantini

arxiv:1403.5508 v1 · 2014-03-21 · 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{EITCFIKI7Y3464XK32BV45YHQG}

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	2026-05-18T02:55:56.202928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

222622a148fe37cf72eade835e7707818ce369021ba18e3965977cf85810233a

Aliases

arxiv: 1403.5508 · arxiv_version: 1403.5508v1 · doi: 10.48550/arxiv.1403.5508 · pith_short_12: EITCFIKI7Y34 · pith_short_16: EITCFIKI7Y3464XK · pith_short_8: EITCFIKI

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/EITCFIKI7Y3464XK32BV45YHQG \
  | 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: 222622a148fe37cf72eade835e7707818ce369021ba18e3965977cf85810233a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9f879339be120f9d2b553721a8207c26ef7b2d274d1a7f4abfead2650ad5af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-03-21T16:22:17Z",
    "title_canon_sha256": "9dab150a1d3441636f34c9bc7ee2721f79b3e09ea27aacbd1bcd89acce44d47f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5508",
    "kind": "arxiv",
    "version": 1
  }
}