Pith Number

pith:NWM3AW3B

pith:2019:NWM3AW3B4ODILM3LYZWNIB253I

not attested not anchored not stored refs pending

Self-organization of swimmers drives long-range fluid transport in bacterial colonies

Debasish Das, Eric Lauga, Haoran Xu, Justas Dauparas, Yilin Wu

arxiv:1904.00888 v1 · 2019-04-01 · physics.bio-ph · cond-mat.soft · 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{NWM3AW3B4ODILM3LYZWNIB253I}

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	2026-05-17T23:43:02.749555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d99b05b61e38685b36bc66cd4075dda18a004798738d886764a6029e596d1b1

Aliases

arxiv: 1904.00888 · arxiv_version: 1904.00888v1 · doi: 10.48550/arxiv.1904.00888 · pith_short_12: NWM3AW3B4ODI · pith_short_16: NWM3AW3B4ODILM3L · pith_short_8: NWM3AW3B

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/NWM3AW3B4ODILM3LYZWNIB253I \
  | 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: 6d99b05b61e38685b36bc66cd4075dda18a004798738d886764a6029e596d1b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ae3dc02d52d84b853c7c6df19eb079d682cb65fe4dbea7719aae0bea2b40225",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2019-04-01T14:46:48Z",
    "title_canon_sha256": "183df55a6209a7a9b41d44f9c6c61940ffaa03786de31a34407215c18d5ef526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00888",
    "kind": "arxiv",
    "version": 1
  }
}