Pith Number

pith:7JP2PT6T

pith:2017:7JP2PT6TY6ULNS3TLUWTZ7EQFB

not attested not anchored not stored refs pending

Network patterns in exponentially growing 2D biofilms

Cameron Zachreson, Cynthia B. Whitchurch, Erin S. Gloag, Milos Toth, Raz Shimoni, Xinhui Yap

arxiv:1701.00194 v2 · 2017-01-01 · 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{7JP2PT6TY6ULNS3TLUWTZ7EQFB}

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	2026-05-18T00:33:10.636138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa5fa7cfd3c7a8b6cb735d2d3cfc9028466ff65542d4e2c895b66af8a9dc945e

Aliases

arxiv: 1701.00194 · arxiv_version: 1701.00194v2 · doi: 10.48550/arxiv.1701.00194 · pith_short_12: 7JP2PT6TY6UL · pith_short_16: 7JP2PT6TY6ULNS3T · pith_short_8: 7JP2PT6T

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/7JP2PT6TY6ULNS3TLUWTZ7EQFB \
  | 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: fa5fa7cfd3c7a8b6cb735d2d3cfc9028466ff65542d4e2c895b66af8a9dc945e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "720eedd572e7f2072e422807532e7429e0c0a33e5a8bdcef3edbbaf7c132699c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2017-01-01T04:21:46Z",
    "title_canon_sha256": "52b22e444ca61317bf44e799c126e6d88116905fc1b3432885cc311321504202"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00194",
    "kind": "arxiv",
    "version": 2
  }
}