Pith Number

pith:E2HVE3H6

pith:2026:E2HVE3H64PZYC7NCK25DNI6WFT

not attested not anchored not stored refs pending

Artificial Effort

Antonio Cosma, Federico Belotti, Francesco Fallucchi, Stefano Coniglio

arxiv:2605.23920 v1 · 2026-04-17 · cs.CY · 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{E2HVE3H64PZYC7NCK25DNI6WFT}

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	2026-05-26T00:02:22.033259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268f526cfee3f3817da256ba36a3d62cd728fb7cbef5c130d81271ca6f8ae18f

Aliases

arxiv: 2605.23920 · arxiv_version: 2605.23920v1 · doi: 10.48550/arxiv.2605.23920 · pith_short_12: E2HVE3H64PZY · pith_short_16: E2HVE3H64PZYC7NC · pith_short_8: E2HVE3H6

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/E2HVE3H64PZYC7NCK25DNI6WFT \
  | 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: 268f526cfee3f3817da256ba36a3d62cd728fb7cbef5c130d81271ca6f8ae18f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd89add5fca8a354e9da0a16e82cd7b317106d9e8a4e9cfeac0c751d44c8c1b3",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-04-17T08:57:47Z",
    "title_canon_sha256": "48eb1ae583f32eae7ded6580c547abd50746d518e75c1026a64e5752bd386194"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23920",
    "kind": "arxiv",
    "version": 1
  }
}