Pith Number

pith:QCBIQKC7

pith:2011:QCBIQKC7IJIWWF6XYQKCGPLDET

not attested not anchored not stored refs pending

A two-sphere model for bacteria swimming near solid surfaces

Eric Clement, Gast\'on Mi\~no, Jocelyn Dunstan, Rodrigo Soto

arxiv:1111.1928 v1 · 2011-11-08 · physics.flu-dyn · cond-mat.soft · 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{QCBIQKC7IJIWWF6XYQKCGPLDET}

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	2026-05-18T01:59:43.727355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

808288285f42516b17d7c414233d6324ffe461facd7d85c7decebf4c36f89396

Aliases

arxiv: 1111.1928 · arxiv_version: 1111.1928v1 · doi: 10.48550/arxiv.1111.1928 · pith_short_12: QCBIQKC7IJIW · pith_short_16: QCBIQKC7IJIWWF6X · pith_short_8: QCBIQKC7

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/QCBIQKC7IJIWWF6XYQKCGPLDET \
  | 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: 808288285f42516b17d7c414233d6324ffe461facd7d85c7decebf4c36f89396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d4b9ea10515f496fde177a8ccb4cb5baa099e4fdd7834a9ef4086dc62856616",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2011-11-08T14:58:41Z",
    "title_canon_sha256": "3f398a8471045651f0e9cb6b851b68b367c6e85a42853e2617d5dac5d93ca041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1928",
    "kind": "arxiv",
    "version": 1
  }
}