Pith Number

pith:CLN63XAH

pith:2019:CLN63XAHFSM6NZKGJX46RVVYW4

not attested not anchored not stored refs pending

Modeling fungal hypha tip growth via viscous sheet approximation

Georg Prokert, Josephus Hulshof, Thomas de Jong

arxiv:1903.03565 v1 · 2019-03-08 · q-bio.CB · math.DS · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CLN63XAHFSM6NZKGJX46RVVYW4}

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	2026-05-17T23:51:45.152905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12dbeddc072c99e6e5464df9e8d6b8b73a8b1fa286f93549e8e3ca2c06fa2c53

Aliases

arxiv: 1903.03565 · arxiv_version: 1903.03565v1 · doi: 10.48550/arxiv.1903.03565 · pith_short_12: CLN63XAHFSM6 · pith_short_16: CLN63XAHFSM6NZKG · pith_short_8: CLN63XAH

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/CLN63XAHFSM6NZKGJX46RVVYW4 \
  | 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: 12dbeddc072c99e6e5464df9e8d6b8b73a8b1fa286f93549e8e3ca2c06fa2c53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46db81004a8f6aff82db0153d283d8f0a2b1567d21f869928a96c5cd8026d197",
    "cross_cats_sorted": [
      "math.DS",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2019-03-08T17:19:30Z",
    "title_canon_sha256": "3666d2d6489cd1a8a8a7ed16935ad2cce73d60e6016ec98675aa53cac0cc931d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03565",
    "kind": "arxiv",
    "version": 1
  }
}