Pith Number

pith:4AYDRXQO

pith:2025:4AYDRXQO5GGUCZKGUVMQXSRL2R

not attested not anchored not stored refs pending

Information Field Theory -- Concepts, Applications, and AI-Perspective

Torsten En{\ss}lin

arxiv:2508.17269 v1 · 2025-08-24 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AYDRXQO5GGUCZKGUVMQXSRL2R}

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	2026-07-05T11:58:38.805302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e03038de0ee98d416546a5590bca2bd44d688e28ba1fa7a3b8ee8369dacdb0ee

Aliases

arxiv: 2508.17269 · arxiv_version: 2508.17269v1 · doi: 10.48550/arxiv.2508.17269 · pith_short_12: 4AYDRXQO5GGU · pith_short_16: 4AYDRXQO5GGUCZKG · pith_short_8: 4AYDRXQO

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/4AYDRXQO5GGUCZKGUVMQXSRL2R \
  | 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: e03038de0ee98d416546a5590bca2bd44d688e28ba1fa7a3b8ee8369dacdb0ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1af37f957e8870aaf0e6464a1b2754d696cc7950a246a3751deb69a4c36e53a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-08-24T09:41:09Z",
    "title_canon_sha256": "1a472aa4ab11c7eae73f9ec1599f17c355d7dec70d02a559571f6e17f3dd23ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17269",
    "kind": "arxiv",
    "version": 1
  }
}