Pith Number

pith:NALTF72Y

pith:2025:NALTF72YUMHWXZZCVLZUVYMNHT

not attested not anchored not stored refs pending

Why are we living the age of AI applications right now? The long innovation path from AI's birth to a child's bedtime magic

Tapio Pitk\"aranta

arxiv:2501.06929 v1 · 2025-01-12 · 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{NALTF72YUMHWXZZCVLZUVYMNHT}

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	2026-07-05T10:00:28.339884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

681732ff58a30f6be722aaf34ae18d3ce5b14a2944c50666b2db7d08667726a8

Aliases

arxiv: 2501.06929 · arxiv_version: 2501.06929v1 · doi: 10.48550/arxiv.2501.06929 · pith_short_12: NALTF72YUMHW · pith_short_16: NALTF72YUMHWXZZC · pith_short_8: NALTF72Y

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/NALTF72YUMHWXZZCVLZUVYMNHT \
  | 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: 681732ff58a30f6be722aaf34ae18d3ce5b14a2944c50666b2db7d08667726a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29997b904bda6f42a321047db2cd4bc8935e169d13cfb6177319ed109969380",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-01-12T20:50:24Z",
    "title_canon_sha256": "a75043781c3e2f23fcadd7202ee7584e95f019395ed85b59081a29e1fe2d6cb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.06929",
    "kind": "arxiv",
    "version": 1
  }
}