Pith Number

pith:7DTQ3OV7

pith:2026:7DTQ3OV7UTH6Y6CXHKN3CQGOQF

not attested not anchored not stored refs pending

Efficient coding under constraint drives neural systems towards criticality and sloppiness

He Xiao, Weikang Wang, Xinyue Zhao

arxiv:2605.22598 v1 · 2026-05-21 · 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{7DTQ3OV7UTH6Y6CXHKN3CQGOQF}

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	2026-05-22T01:04:59.444165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8e70dbabfa4cfec78573a9bb140ce8164870bad7f647482c750367352cfdbc2

Aliases

arxiv: 2605.22598 · arxiv_version: 2605.22598v1 · doi: 10.48550/arxiv.2605.22598 · pith_short_12: 7DTQ3OV7UTH6 · pith_short_16: 7DTQ3OV7UTH6Y6CX · pith_short_8: 7DTQ3OV7

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/7DTQ3OV7UTH6Y6CXHKN3CQGOQF \
  | 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: f8e70dbabfa4cfec78573a9bb140ce8164870bad7f647482c750367352cfdbc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e5e247950ffe051f62828187a6ddb112bf55a74ad9d60628c590e7fcb9865d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2026-05-21T15:14:10Z",
    "title_canon_sha256": "d0bc4d03b2d145482bc95a759bde5147d4375fbde8ee8043381fc9e362f9af6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22598",
    "kind": "arxiv",
    "version": 1
  }
}