Pith Number

pith:UIWJZ2U4

pith:2009:UIWJZ2U4NISJD4VFIALWKE3HET

not attested not anchored not stored refs pending

Semantic learning in autonomously active recurrent neural networks

C. Gros, G. Kaczor

arxiv:0903.1979 v1 · 2009-03-11 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIWJZ2U4NISJD4VFIALWKE3HET}

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	2026-05-18T00:29:49.693984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a22c9cea9c6a2491f2a5401765136724dbb53c8e11e2dfa3a5dae19563190e5f

Aliases

arxiv: 0903.1979 · arxiv_version: 0903.1979v1 · doi: 10.48550/arxiv.0903.1979 · pith_short_12: UIWJZ2U4NISJ · pith_short_16: UIWJZ2U4NISJD4VF · pith_short_8: UIWJZ2U4

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/UIWJZ2U4NISJD4VFIALWKE3HET \
  | 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: a22c9cea9c6a2491f2a5401765136724dbb53c8e11e2dfa3a5dae19563190e5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3338ed20f1ab1cacf39399cf22dc3bc48fa217edd5498bf2ae2c141120ce8464",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2009-03-11T14:14:51Z",
    "title_canon_sha256": "4299690eec19d0e4d8b7a88ef669f3426b8852d6e4ae2396fd33668550799c23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1979",
    "kind": "arxiv",
    "version": 1
  }
}