Pith Number

pith:WT3C5IME

pith:2018:WT3C5IMEXPN4I4DQ25TNJCHWLA

not attested not anchored not stored refs pending

Isolating phyllotactic patterns embedded in the secondary growth of sweet cherry (Prunus avium L.) using magnetic resonance imaging

Daniel H. Chitwood, Elizabeth Munch, Gregory Lang, James Larson, Mitchell Eithun

arxiv:1812.03321 v1 · 2018-12-08 · 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{WT3C5IMEXPN4I4DQ25TNJCHWLA}

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	2026-05-17T23:58:46.529915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f62ea184bbdbc47070d766d488f65827f821c2610f4a2d3f955c783f89da45

Aliases

arxiv: 1812.03321 · arxiv_version: 1812.03321v1 · doi: 10.48550/arxiv.1812.03321 · pith_short_12: WT3C5IMEXPN4 · pith_short_16: WT3C5IMEXPN4I4DQ · pith_short_8: WT3C5IME

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/WT3C5IMEXPN4I4DQ25TNJCHWLA \
  | 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: b4f62ea184bbdbc47070d766d488f65827f821c2610f4a2d3f955c783f89da45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42aa859155a5a08b7480aa765826f383c0cb02c7ca4c2fc2f6e32f560a93ae4a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2018-12-08T14:00:48Z",
    "title_canon_sha256": "5331feeb749782f02c3339750ef09c212f5695462fdbb3ccd2f87515cc81f606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03321",
    "kind": "arxiv",
    "version": 1
  }
}