Pith Number

pith:YTMISQ5A

pith:2022:YTMISQ5AWURMPRAAWEMCTWWZD2

not attested not anchored not stored refs pending

A Turing-based bimodal population code can specify Cephalopod chromatic skin displays

Jean Alupay, Jennifer Mather, Khalil Iskarous

arxiv:2205.11500 v2 · 2022-05-23 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YTMISQ5AWURMPRAAWEMCTWWZD2}

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	2026-07-05T08:29:12.594910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4d88943a0b522c7c400b11829dad91ebb56238cf59643dd8483107a839d1298

Aliases

arxiv: 2205.11500 · arxiv_version: 2205.11500v2 · doi: 10.48550/arxiv.2205.11500 · pith_short_12: YTMISQ5AWURM · pith_short_16: YTMISQ5AWURMPRAA · pith_short_8: YTMISQ5A

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/YTMISQ5AWURMPRAAWEMCTWWZD2 \
  | 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: c4d88943a0b522c7c400b11829dad91ebb56238cf59643dd8483107a839d1298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f8029e6d5cdad172fd388a0e424d5672e751797933391a2e1af4928cd7660a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2022-05-23T17:54:58Z",
    "title_canon_sha256": "82d59c5b449cc1ae7731a66b2f8f8df6f39812d01d7aacadb8464676db560262"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.11500",
    "kind": "arxiv",
    "version": 2
  }
}