Pith Number

pith:7BYY7G6D

pith:2017:7BYY7G6DWPM7RW3IE3SXD3CQZZ

not attested not anchored not stored refs pending

Patterning the insect eye: from stochastic to deterministic mechanisms

Anita Mehta, Claude Desplan, Haleh Ebadi, Keith Short, Konstantin Klemm, Michael Perry, Peter F. Stadler

arxiv:1704.02379 v2 · 2017-04-07 · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BYY7G6DWPM7RW3IE3SXD3CQZZ}

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	2026-05-17T23:52:08.550932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8718f9bc3b3d9f8db6826e571ec50ce4da2a7bc19350b1264d32fc3129de6e1

Aliases

arxiv: 1704.02379 · arxiv_version: 1704.02379v2 · doi: 10.48550/arxiv.1704.02379 · pith_short_12: 7BYY7G6DWPM7 · pith_short_16: 7BYY7G6DWPM7RW3I · pith_short_8: 7BYY7G6D

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/7BYY7G6DWPM7RW3IE3SXD3CQZZ \
  | 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: f8718f9bc3b3d9f8db6826e571ec50ce4da2a7bc19350b1264d32fc3129de6e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2824c9b31b0698bec241407f699282c7abf94bc15dfaefe3fb5b6140aa090bd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2017-04-07T21:34:42Z",
    "title_canon_sha256": "49bc959a329e023dbc44346065617f48bbe8a2e191a543ef336aa50d6fa8cb21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02379",
    "kind": "arxiv",
    "version": 2
  }
}