Pith Number

pith:FT2CV7MI

pith:2015:FT2CV7MIAHDCDRZJMZB5K5TQPC

not attested not anchored not stored refs pending

Topological phenotypes constitute a new dimension in the phenotypic space of leaf venation networks

Douglas C. Daly, Eleni Katifori, Henrik Ronellenfitsch, Jana Lasser

arxiv:1507.04487 v3 · 2015-07-16 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FT2CV7MIAHDCDRZJMZB5K5TQPC}

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	2026-05-18T01:12:01.779431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf42afd8801c621c7296643d576707889afc88e71e676263302d242b2dde2e3

Aliases

arxiv: 1507.04487 · arxiv_version: 1507.04487v3 · doi: 10.48550/arxiv.1507.04487 · pith_short_12: FT2CV7MIAHDC · pith_short_16: FT2CV7MIAHDCDRZJ · pith_short_8: FT2CV7MI

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/FT2CV7MIAHDCDRZJMZB5K5TQPC \
  | 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: 2cf42afd8801c621c7296643d576707889afc88e71e676263302d242b2dde2e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c77a0ffd9f0b7facc7274489de5c2ed4805c5167b4a3c2b22b6536d276c2c8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2015-07-16T08:49:34Z",
    "title_canon_sha256": "3ec69affc588130a471345d73ab8f6aa60275364eae7a5d74b271c2a085746f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04487",
    "kind": "arxiv",
    "version": 3
  }
}