Pith Number

pith:LRK5BP5C

pith:2021:LRK5BP5CVW3VLACA47LNGF7N3N

not attested not anchored not stored refs pending

Excitable mechanics embodied in a walking cilium

Laurel A. Kroo, Manu Prakash, Matthew S. Bull

arxiv:2107.02930 v1 · 2021-07-06 · 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{LRK5BP5CVW3VLACA47LNGF7N3N}

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.

Cited by

1 paper in Pith

Could Living Cells Use Phase Transitions to Process Information?

Receipt and verification

First computed	2026-07-05T02:55:58.210499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c55d0bfa2adb7558040e7d6d317eddb6416d87d03518c9426da93a063a35955

Aliases

arxiv: 2107.02930 · arxiv_version: 2107.02930v1 · doi: 10.48550/arxiv.2107.02930 · pith_short_12: LRK5BP5CVW3V · pith_short_16: LRK5BP5CVW3VLACA · pith_short_8: LRK5BP5C

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/LRK5BP5CVW3VLACA47LNGF7N3N \
  | 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: 5c55d0bfa2adb7558040e7d6d317eddb6416d87d03518c9426da93a063a35955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5088236b4eb37322f321466daf6956c829a059c7b74f1041b242e618a70126bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2021-07-06T22:48:08Z",
    "title_canon_sha256": "0539ec74b3412d12cf454afbb9b4e1e676dad9fa3c7dfeeb30368819db8d3c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02930",
    "kind": "arxiv",
    "version": 1
  }
}