Pith Number

pith:INJQP6YK

pith:2017:INJQP6YKD5FAKN6JWTBUW6RG7R

not attested not anchored not stored refs pending

Mechanical interactions in bacterial colonies and the surfing probability of beneficial mutations

Bartlomiej Waclaw, Fred F. Farrell, Matti Gralka, Oskar Hallatschek

arxiv:1701.03337 v1 · 2017-01-12 · 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{INJQP6YKD5FAKN6JWTBUW6RG7R}

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	2026-05-18T00:52:57.920256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

435307fb0a1f4a0537c9b4c34b7a26fc56d26a63652efd557f6d469645b200dd

Aliases

arxiv: 1701.03337 · arxiv_version: 1701.03337v1 · doi: 10.48550/arxiv.1701.03337 · pith_short_12: INJQP6YKD5FA · pith_short_16: INJQP6YKD5FAKN6J · pith_short_8: INJQP6YK

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/INJQP6YKD5FAKN6JWTBUW6RG7R \
  | 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: 435307fb0a1f4a0537c9b4c34b7a26fc56d26a63652efd557f6d469645b200dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b547200e4293d2c69c220c5b46b27a1ce96d9dadab86292b7295df643620b1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2017-01-12T13:35:24Z",
    "title_canon_sha256": "e1244db7b1ca3e08c2d3e4ea3597d776f48756e59f74a33aff6fe5c8234248d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03337",
    "kind": "arxiv",
    "version": 1
  }
}