Pith Number

pith:4H2DG2ZL

pith:2010:4H2DG2ZLSEHARLYDEJN2PBNWE5

not attested not anchored not stored refs pending

Localized bioconvection of Euglena caused by phototaxis in the lateral direction

A. Awazu, H. Nishimori, N. J. Suematsu, S. Izumi, S. Nakata

arxiv:1002.4271 v1 · 2010-02-23 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4H2DG2ZLSEHARLYDEJN2PBNWE5}

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	2026-05-18T02:08:57.864232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1f4336b2b910e08af03225ba785b6276f30878ec87e07299f2e47a902f99538

Aliases

arxiv: 1002.4271 · arxiv_version: 1002.4271v1 · doi: 10.48550/arxiv.1002.4271 · pith_short_12: 4H2DG2ZLSEHA · pith_short_16: 4H2DG2ZLSEHARLYD · pith_short_8: 4H2DG2ZL

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/4H2DG2ZLSEHARLYDEJN2PBNWE5 \
  | 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: e1f4336b2b910e08af03225ba785b6276f30878ec87e07299f2e47a902f99538

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2304c6f7aa6f29d731f93c87ae6370743e73319ed193cdfaade39dad791ba543",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2010-02-23T09:03:07Z",
    "title_canon_sha256": "7b77ce08a7e948cf2a25c69ff43b937396b6411ef066d265223508755ad830c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4271",
    "kind": "arxiv",
    "version": 1
  }
}