Pith Number

pith:Z3VETBIL

pith:2018:Z3VETBILVTNIGC2MRFECAKAVJJ

not attested not anchored not stored refs pending

Reduced adhesion between cells and substrate confers selective advantage in bacterial colonies

Angela Dawson, Bartlomiej Waclaw, Craig Watson, Joshua Williams, Nikola Ojkic, Paul Hush, Simon Titmuss

arxiv:1807.02985 v1 · 2018-07-09 · q-bio.PE · 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{Z3VETBILVTNIGC2MRFECAKAVJJ}

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	2026-05-18T00:03:15.947703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceea49850bacda830b4c89482028154a738401e8453031330b4d0ed81288486c

Aliases

arxiv: 1807.02985 · arxiv_version: 1807.02985v1 · doi: 10.48550/arxiv.1807.02985 · pith_short_12: Z3VETBILVTNI · pith_short_16: Z3VETBILVTNIGC2M · pith_short_8: Z3VETBIL

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/Z3VETBILVTNIGC2MRFECAKAVJJ \
  | 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: ceea49850bacda830b4c89482028154a738401e8453031330b4d0ed81288486c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "171ac9442f02857ac6b7a943217e0b30a4ff45bbfd20f3a38aa44bc0d6f33486",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2018-07-09T08:18:06Z",
    "title_canon_sha256": "a9bb7fc4e25de5ab8d6aff9e36fa4f65be602b33cfc6bf2d829a9d7f3ce695f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02985",
    "kind": "arxiv",
    "version": 1
  }
}