Pith Number

pith:UDWTE7JL

pith:2013:UDWTE7JL7A4PIH6U3OBUWMX655

not attested not anchored not stored refs pending

Spatially Heterogeneous Biofilm Simulations using an Immersed Boundary Method with Lagrangian Nodes Defined by Bacterial Locations

David M. Bortz, Elizabeth J. Stewart, Jason F. Hammond, John G. Younger, Michael J. Solomon

arxiv:1302.3663 v1 · 2013-02-15 · math.NA · cs.CE · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDWTE7JL7A4PIH6U3OBUWMX655}

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	2026-05-18T03:33:36.249362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ed327d2bf838f41fd4db834b32feef43fda56d18ca5e54de1aaa0f51b08fbe

Aliases

arxiv: 1302.3663 · arxiv_version: 1302.3663v1 · doi: 10.48550/arxiv.1302.3663 · pith_short_12: UDWTE7JL7A4P · pith_short_16: UDWTE7JL7A4PIH6U · pith_short_8: UDWTE7JL

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/UDWTE7JL7A4PIH6U3OBUWMX655 \
  | 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: a0ed327d2bf838f41fd4db834b32feef43fda56d18ca5e54de1aaa0f51b08fbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08a01e467f83e35f1fda536e628fdf355ecebce9a9993121e092ea909ce6d69f",
    "cross_cats_sorted": [
      "cs.CE",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-02-15T02:30:11Z",
    "title_canon_sha256": "9c93034cae6ff1247090b68f954702c52ce3ecb3aa3fc9090992aec6e9ce725c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3663",
    "kind": "arxiv",
    "version": 1
  }
}